Simplify any ratio to its lowest terms, solve for an unknown in a proportion, or scale a ratio by any factor. Instant results with full breakdown.
Compares quantities. 3:2 means for every 3 of one thing there are 2 of another.
Divide both parts by the highest common factor. 12:8 ÷ 4 = 3:2.
Divide the first number by the sum of all numbers and multiply by 100. For 3:2 total=5, so 3/5×100=60%.
For 100 in ratio 3:2 — 5 total parts, 1 part=20, shares are 60 and 40.
Two equal ratios: a/b = c/d. Cross-multiplication gives a×d = b×c.