Finding the Third Proportional to 3,672 and 7,992
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Solution
The third proportional to 3,672 and 7,992 is: 17,394.35
Step by Step Solution
- Step 1: Write the proportion equation
3,672 : 7,992 = 7,992 : x - Step 2: Convert to fraction form
3,672/7,992 = 7,992/x - Step 3: Cross multiply
3,672x = 7,992 × 7,992 - Step 4: Simplify right side
3,672x = 63,872,064 - Step 5: Solve for x
x = 63,872,064/3,672 - Step 6: Final answer
x = 17,394.35
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.