Finding the Third Proportional to 7,962 and 9,418
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Solution
The third proportional to 7,962 and 9,418 is: 11,140.26
Step by Step Solution
- Step 1: Write the proportion equation
7,962 : 9,418 = 9,418 : x - Step 2: Convert to fraction form
7,962/9,418 = 9,418/x - Step 3: Cross multiply
7,962x = 9,418 × 9,418 - Step 4: Simplify right side
7,962x = 88,698,724 - Step 5: Solve for x
x = 88,698,724/7,962 - Step 6: Final answer
x = 11,140.26
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.