TopToolAIRatio Calculator
Two jobs in one. Fill in A and B and it simplifies the ratio (decimals are fine). Fill in three of the four boxes instead and it solves the proportion A : B = C : D for the missing one.
How to use Ratio Calculator
Step-by-step guide to the boxes below. Open it only if you need help.
How to use Ratio Calculator
Step-by-step guide to the boxes below. Open it only if you need help.
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1
A Text
First number of the first pair (A : B).
Example: 3
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2
B Text
Second number of the first pair.
Example: 4
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3
C Text
First number of the second pair (C : D).
Example: 9
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4
D Text
Leave this empty to find it, so that A : B = C : D. Or leave a different box empty to find that one.
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5
Press “Calculate”
Click the button under the boxes. If something is missing or not valid, a short message tells you which box to fix.
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6
Read your result
Your answer appears under the button, with a short note in plain words where it helps. Change any box and press again to compare different numbers.
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