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Find the number that makes the ratio equivalent to $4:9$ . $8:$ ____

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Write an equivalent ratio

Full solution

Q. Find the number that makes the ratio equivalent to

4:9

.

8:

____

Identify operation: Identify the operation to convert $4$ to $8$ ; multiply $4$ by $2$ .
Apply operation to $9$ : Apply the same operation to $9$ ; multiply $9$ by $2$ . $9 \times 2 = 18$ .
Write final answer: Write the final answer. $8:18$ .

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