Finding the Third Proportional to 1,857 and 4,074
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Solution
The third proportional to 1,857 and 4,074 is: 8,937.79
Step by Step Solution
- Step 1: Write the proportion equation
1,857 : 4,074 = 4,074 : x - Step 2: Convert to fraction form
1,857/4,074 = 4,074/x - Step 3: Cross multiply
1,857x = 4,074 × 4,074 - Step 4: Simplify right side
1,857x = 16,597,476 - Step 5: Solve for x
x = 16,597,476/1,857 - Step 6: Final answer
x = 8,937.79
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.