Scale Factor of 38 and 90

What is the Scale Factor of 38 and 90? What is the Scale Factor between 38 and 90? More specifically, what is the Scale Factor from a length of 38 to a length of 90? In other words, what (Scale Factor) can you multiply by 38 to get 90 as illustrated below?:

38 × Scale Factor = 90

To solve the equation above, you simply divide both sides by 38 to get the Scale Factor alone on the left side:

(38 × Scale Factor)/38 = 90/38
Scale Factor = 90/38

We could leave the answer like that, but we have also converted the answer to its simplest fraction form and to decimal form:

Fraction answer = 2 7/19
Decimal answer ≈ 2.368421

You may also be interested to know that we verified that 38 × 2 7/19 = 90 is true, which means that our answer is correct. Also, note that since 38 is less than 90, this is an Enlargement Scale Factor.

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Scale Factor of 38 and 91
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