Finding the Third Proportional to 4,914 and 7,609
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Solution
The third proportional to 4,914 and 7,609 is: 11,782.03
Step by Step Solution
- Step 1: Write the proportion equation
4,914 : 7,609 = 7,609 : x - Step 2: Convert to fraction form
4,914/7,609 = 7,609/x - Step 3: Cross multiply
4,914x = 7,609 × 7,609 - Step 4: Simplify right side
4,914x = 57,896,881 - Step 5: Solve for x
x = 57,896,881/4,914 - Step 6: Final answer
x = 11,782.03
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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.