Home / 4,942.60-7,414.28-1,432.66

Finding the Fourth Proportional to 4,942.60, 7,414.28 and 1,432.66

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Solution

The fourth proportional to 4,942.60, 7,414.28 and 1,432.66 is: 2,149.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.60 : 7,414.28 = 1,432.66 : x
  2. Step 2: Convert to fraction form
    4,942.60/7,414.28 = 1,432.66/x
  3. Step 3: Cross multiply
    4,942.60x = 7,414.28 × 1,432.66
  4. Step 4: Simplify right side
    4,942.60x = 10,622,105.31
  5. Step 5: Solve for x
    x = 10,622,105.31/4,942.60
  6. Step 6: Final answer
    x = 2,149.09

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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.