Finding the Third Proportional to 3,660 and 5,661
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Solution
The third proportional to 3,660 and 5,661 is: 8,755.99
Step by Step Solution
- Step 1: Write the proportion equation
3,660 : 5,661 = 5,661 : x - Step 2: Convert to fraction form
3,660/5,661 = 5,661/x - Step 3: Cross multiply
3,660x = 5,661 × 5,661 - Step 4: Simplify right side
3,660x = 32,046,921 - Step 5: Solve for x
x = 32,046,921/3,660 - Step 6: Final answer
x = 8,755.99
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.