Solve for a
a=3
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\frac{36}{1200}=\frac{a}{100}
Divide both sides by 1200.
\frac{3}{100}=\frac{a}{100}
Reduce the fraction \frac{36}{1200} to lowest terms by extracting and canceling out 12.
\frac{3}{100}\times 100=a
Multiply both sides by 100.
3=a
Cancel out 100 and 100.
a=3
Swap sides so that all variable terms are on the left hand side.
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