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Finding the Fourth Proportional to 3,801.87, 5,704.17 and 2,714.76

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Solution

The fourth proportional to 3,801.87, 5,704.17 and 2,714.76 is: 4,073.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.87 : 5,704.17 = 2,714.76 : x
  2. Step 2: Convert to fraction form
    3,801.87/5,704.17 = 2,714.76/x
  3. Step 3: Cross multiply
    3,801.87x = 5,704.17 × 2,714.76
  4. Step 4: Simplify right side
    3,801.87x = 15,485,452.55
  5. Step 5: Solve for x
    x = 15,485,452.55/3,801.87
  6. Step 6: Final answer
    x = 4,073.11

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1.5x scale

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.