Finding the Third Proportional to 3,920 and 5,952
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Solution
The third proportional to 3,920 and 5,952 is: 9,037.32
Step by Step Solution
- Step 1: Write the proportion equation
3,920 : 5,952 = 5,952 : x - Step 2: Convert to fraction form
3,920/5,952 = 5,952/x - Step 3: Cross multiply
3,920x = 5,952 × 5,952 - Step 4: Simplify right side
3,920x = 35,426,304 - Step 5: Solve for x
x = 35,426,304/3,920 - Step 6: Final answer
x = 9,037.32
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.