Home / 5,939.60-8,912.43-3,966.57

Finding the Fourth Proportional to 5,939.60, 8,912.43 and 3,966.57

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Solution

The fourth proportional to 5,939.60, 8,912.43 and 3,966.57 is: 5,951.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.60 : 8,912.43 = 3,966.57 : x
  2. Step 2: Convert to fraction form
    5,939.60/8,912.43 = 3,966.57/x
  3. Step 3: Cross multiply
    5,939.60x = 8,912.43 × 3,966.57
  4. Step 4: Simplify right side
    5,939.60x = 35,351,777.47
  5. Step 5: Solve for x
    x = 35,351,777.47/5,939.60
  6. Step 6: Final answer
    x = 5,951.88

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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.