Home / 2,874.09-4,312.18-1,414.27

Finding the Fourth Proportional to 2,874.09, 4,312.18 and 1,414.27

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Solution

The fourth proportional to 2,874.09, 4,312.18 and 1,414.27 is: 2,121.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874.09 : 4,312.18 = 1,414.27 : x
  2. Step 2: Convert to fraction form
    2,874.09/4,312.18 = 1,414.27/x
  3. Step 3: Cross multiply
    2,874.09x = 4,312.18 × 1,414.27
  4. Step 4: Simplify right side
    2,874.09x = 6,098,593.97
  5. Step 5: Solve for x
    x = 6,098,593.97/2,874.09
  6. Step 6: Final answer
    x = 2,121.92

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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.