Finding the Third Proportional to 4,782 and 8,880
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Solution
The third proportional to 4,782 and 8,880 is: 16,489.84
Step by Step Solution
- Step 1: Write the proportion equation
4,782 : 8,880 = 8,880 : x - Step 2: Convert to fraction form
4,782/8,880 = 8,880/x - Step 3: Cross multiply
4,782x = 8,880 × 8,880 - Step 4: Simplify right side
4,782x = 78,854,400 - Step 5: Solve for x
x = 78,854,400/4,782 - Step 6: Final answer
x = 16,489.84
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Why These Related Problems?
These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.