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Finding the Fourth Proportional to 2,407.58, 3,604.85 and 1,250.90

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Solution

The fourth proportional to 2,407.58, 3,604.85 and 1,250.90 is: 1,872.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407.58 : 3,604.85 = 1,250.90 : x
  2. Step 2: Convert to fraction form
    2,407.58/3,604.85 = 1,250.90/x
  3. Step 3: Cross multiply
    2,407.58x = 3,604.85 × 1,250.90
  4. Step 4: Simplify right side
    2,407.58x = 4,509,306.87
  5. Step 5: Solve for x
    x = 4,509,306.87/2,407.58
  6. Step 6: Final answer
    x = 1,872.96

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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.