Home / 3,932.46-5,902.20-1,625.58

Finding the Fourth Proportional to 3,932.46, 5,902.20 and 1,625.58

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Solution

The fourth proportional to 3,932.46, 5,902.20 and 1,625.58 is: 2,439.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.46 : 5,902.20 = 1,625.58 : x
  2. Step 2: Convert to fraction form
    3,932.46/5,902.20 = 1,625.58/x
  3. Step 3: Cross multiply
    3,932.46x = 5,902.20 × 1,625.58
  4. Step 4: Simplify right side
    3,932.46x = 9,594,498.28
  5. Step 5: Solve for x
    x = 9,594,498.28/3,932.46
  6. Step 6: Final answer
    x = 2,439.82

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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.