Finding the Third Proportional to 1,782 and 4,752
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Solution
The third proportional to 1,782 and 4,752 is: 12,672
Step by Step Solution
- Step 1: Write the proportion equation
1,782 : 4,752 = 4,752 : x - Step 2: Convert to fraction form
1,782/4,752 = 4,752/x - Step 3: Cross multiply
1,782x = 4,752 × 4,752 - Step 4: Simplify right side
1,782x = 22,581,504 - Step 5: Solve for x
x = 22,581,504/1,782 - Step 6: Final answer
x = 12,672
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Why These Related Problems?
These problems maintain the same ratio (2.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.