Complete a proportional table
Use a complete pair to find the constant of proportionality, then use it for the missing value.
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This table is proportional: x = 2, 6, 10 and y = 22, ?, 110. What is the missing y?
Answer: 66
This table is proportional: x = 1, 4, 7 and y = 5, ?, 35. What is the missing y?
Answer: 20
This table is proportional: x = 4, 8, 12 and y = ?, 12, 18. What is the missing y?
Answer: 6
Tip: Use a complete pair to find the constant of proportionality, then use it for the missing value.
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