Finding the Third Proportional to 2,788 and 4,182
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Solution
The third proportional to 2,788 and 4,182 is: 6,273
Step by Step Solution
- Step 1: Write the proportion equation
2,788 : 4,182 = 4,182 : x - Step 2: Convert to fraction form
2,788/4,182 = 4,182/x - Step 3: Cross multiply
2,788x = 4,182 × 4,182 - Step 4: Simplify right side
2,788x = 17,489,124 - Step 5: Solve for x
x = 17,489,124/2,788 - Step 6: Final answer
x = 6,273
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.