Find y in a proportional relationship with fractions
Find k from the first pair, then multiply k by the new x.
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y is proportional to x. When x = 12, y = 18. What is y when x = 10?
Answer: 15
y is proportional to x. When x = 6, y = 15. What is y when x = 10?
Answer: 25
y is proportional to x. When x = 3, y = 3. What is y when x = 4?
Answer: 4
Tip: Find k from the first pair, then multiply k by the new x.
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