{"id":262,"date":"2026-08-21T19:41:30","date_gmt":"2026-08-21T19:41:30","guid":{"rendered":"https:\/\/netguide.io\/tools\/dreisatz-rechner\/"},"modified":"2026-08-21T19:41:30","modified_gmt":"2026-08-21T19:41:30","slug":"dreisatz-rechner","status":"publish","type":"post","link":"https:\/\/netguide.io\/tools\/de\/dreisatz-rechner\/","title":{"rendered":"Dreisatz-Rechner"},"content":{"rendered":"<div id=\"netgu-387985304\" class=\"netgu-before-content netgu-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6258556257245998\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block;\" data-ad-client=\"ca-pub-6258556257245998\" \ndata-ad-slot=\"3494115342\" \ndata-ad-format=\"auto\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>\n<style>\n.wp-d3-container { max-width:100%; background:#fff; padding:20px; border:1px solid #ddd; border-radius:10px; font-family:-apple-system, sans-serif; color:#333; }\n.wp-d3-title { margin:0 0 15px 0; color:#2271b1; font-size:1.4rem; }\n.wp-d3-grid { display:grid; grid-template-columns:repeat(auto-fit, minmax(140px, 1fr)); gap:12px; margin-bottom:10px; }\n.wp-d3-input-group label { display:block; font-size:11px; font-weight:bold; margin-bottom:4px; text-transform:uppercase; color:#666; }\n.wp-d3-input-group input, .wp-d3-input-group select { width:100%; padding:8px; border:1px solid #ccc; border-radius:4px; box-sizing:border-box; }\n.wp-d3-checkbox-group { margin:15px 0; font-size:12px; display:flex; align-items:center; gap:8px; color:#666; }\n.wp-d3-note { font-size:12px; color:#666; margin-top:12px; min-height:1em; }\n.wp-d3-warn { color:#d63638; font-weight:bold; }\n.wp-d3-results { margin-top:20px; border-top:2px solid #eee; padding-top:15px; }\n.wp-d3-res-item { display:flex; justify-content:space-between; margin-bottom:6px; font-size:14px; gap:10px; }\n.wp-d3-total { font-weight:bold; font-size:18px; color:#2271b1; margin:10px 0; padding:5px 0; border-top:1px solid #eee; border-bottom:1px solid #eee; }\n.wp-d3-val { color:#2271b1; font-weight:bold; }\n.wp-d3-out { width:100%; box-sizing:border-box; padding:10px; border:1px solid #ccc; border-radius:4px; font-family:monospace; font-size:13px; word-break:break-all; background:#f7f7f7; margin-top:6px; }\n.wp-d3-btn { background:#2271b1; color:#fff; border:none; padding:9px 14px; border-radius:4px; cursor:pointer; font-size:13px; margin-top:10px; }\n<\/style><div class=\"wp-d3-container\">\n  <h3 class=\"wp-d3-title\">Dreisatz-Rechner<\/h3>\n  <div class=\"wp-d3-input-group\"><label>Art<\/label><select id=\"d3-mode\" onchange=\"calcD3()\"><option value=\"prop\" selected>Proportional (je mehr, desto mehr)<\/option><option value=\"inv\">Umgekehrt (je mehr, desto weniger)<\/option><\/select><\/div>\n  <p style=\"font-size:13px;color:#666;margin:10px 0;\">A entspricht B. Was entspricht C? \u2192 X<\/p>\n  <div class=\"wp-d3-grid\">\n    <div class=\"wp-d3-input-group\"><label>A<\/label><input type=\"number\" id=\"d3-a\" value=\"3\" step=\"any\" oninput=\"calcD3()\"><\/div>\n    <div class=\"wp-d3-input-group\"><label>B<\/label><input type=\"number\" id=\"d3-b\" value=\"12\" step=\"any\" oninput=\"calcD3()\"><\/div>\n    <div class=\"wp-d3-input-group\"><label>C<\/label><input type=\"number\" id=\"d3-c\" value=\"5\" step=\"any\" oninput=\"calcD3()\"><\/div>\n  <\/div>\n  <div class=\"wp-d3-results\"><div class=\"wp-d3-res-item wp-d3-total\"><span>X =<\/span><span id=\"d3-x\">0<\/span><\/div><\/div>\n  <div class=\"wp-d3-note\">Proportional: X = B \u00f7 A \u00d7 C. Umgekehrt proportional: X = A \u00d7 B \u00f7 C.<\/div>\n<\/div>\n<script>\nfunction d3Fmt(x){ if(!isFinite(x))return '-'; return (Math.round(x*10000)\/10000).toLocaleString('en-US',{maximumFractionDigits:4}); }\nfunction calcD3(){\n  var A=parseFloat(document.getElementById('d3-a').value)||0, B=parseFloat(document.getElementById('d3-b').value)||0, C=parseFloat(document.getElementById('d3-c').value)||0;\n  var mode=document.getElementById('d3-mode').value; var x;\n  if(mode==='prop'){ x = A!==0 ? B\/A*C : NaN; } else { x = C!==0 ? A*B\/C : NaN; }\n  document.getElementById('d3-x').innerText=d3Fmt(x);\n}\ncalcD3();\n<\/script>\n\n\n<div id=\"netgu-1101716076\"><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6258556257245998\"\r\n     crossorigin=\"anonymous\"><\/script>\r\n<!-- NetGuide.io-After-Widget-Tools -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-6258556257245998\"\r\n     data-ad-slot=\"5175852350\"\r\n     data-ad-format=\"auto\"\r\n     data-full-width-responsive=\"true\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Dreisatz schnell l\u00f6sen<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Der Dreisatz ist die klassische Methode, um aus drei bekannten Werten den vierten zu berechnen. Der Rechner unterst\u00fctzt beide Varianten: den proportionalen und den umgekehrt proportionalen Dreisatz.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Proportional:<\/strong> Je mehr, desto mehr. Beispiel: 3 \u00c4pfel kosten 12 \u20ac, was kosten 5 \u00c4pfel? \u2192 20 \u20ac.<\/li>\n\n\n<li><strong>Umgekehrt proportional:<\/strong> Je mehr, desto weniger. Beispiel: 3 Arbeiter brauchen 12 Stunden, wie lange brauchen 5? \u2192 7,2 Stunden.<\/li>\n\n\n<li><strong>Formel:<\/strong> Proportional X = B \u00f7 A \u00d7 C, umgekehrt X = A \u00d7 B \u00f7 C.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Verwandte Rechner<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"\/tools\/de\/prozent-mwst-rechner\/\">Prozent- &#038; MwSt-Rechner<\/a><\/li>\n\n\n<li><a href=\"\/tools\/de\/einheiten-umrechner\/\">Einheiten-Umrechner<\/a><\/li>\n<\/ul>\n\n\n<div id=\"netgu-1597239403\" class=\"netgu-after-content netgu-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6258556257245998\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block;\" data-ad-client=\"ca-pub-6258556257245998\" \ndata-ad-slot=\"4559785002\" \ndata-ad-format=\"auto\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Dreisatz berechnen \u2013 proportional und umgekehrt proportional. \u201eA entspricht B, was entspricht C?&#8221; L\u00e4uft im Browser.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[69],"tags":[],"class_list":["post-262","post","type-post","status-publish","format-standard","hentry","category-rechner-calculator"],"brizy_media":[],"_links":{"self":[{"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/posts\/262","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/comments?post=262"}],"version-history":[{"count":0,"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/posts\/262\/revisions"}],"wp:attachment":[{"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/media?parent=262"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/categories?post=262"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/tags?post=262"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}