Finding the Third Proportional to 3,729 and 7,698
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Solution
The third proportional to 3,729 and 7,698 is: 15,891.45
Step by Step Solution
- Step 1: Write the proportion equation
3,729 : 7,698 = 7,698 : x - Step 2: Convert to fraction form
3,729/7,698 = 7,698/x - Step 3: Cross multiply
3,729x = 7,698 × 7,698 - Step 4: Simplify right side
3,729x = 59,259,204 - Step 5: Solve for x
x = 59,259,204/3,729 - Step 6: Final answer
x = 15,891.45
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Why These Related Problems?
These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.