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Finding the Fourth Proportional to 3,925.38, 5,888.04 and 1,003.92

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Solution

The fourth proportional to 3,925.38, 5,888.04 and 1,003.92 is: 1,505.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.38 : 5,888.04 = 1,003.92 : x
  2. Step 2: Convert to fraction form
    3,925.38/5,888.04 = 1,003.92/x
  3. Step 3: Cross multiply
    3,925.38x = 5,888.04 × 1,003.92
  4. Step 4: Simplify right side
    3,925.38x = 5,911,121.12
  5. Step 5: Solve for x
    x = 5,911,121.12/3,925.38
  6. Step 6: Final answer
    x = 1,505.87

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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.