Home / 4,391.28-6,589.89-1,793.61

Finding the Fourth Proportional to 4,391.28, 6,589.89 and 1,793.61

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Solution

The fourth proportional to 4,391.28, 6,589.89 and 1,793.61 is: 2,691.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.28 : 6,589.89 = 1,793.61 : x
  2. Step 2: Convert to fraction form
    4,391.28/6,589.89 = 1,793.61/x
  3. Step 3: Cross multiply
    4,391.28x = 6,589.89 × 1,793.61
  4. Step 4: Simplify right side
    4,391.28x = 11,819,692.60
  5. Step 5: Solve for x
    x = 11,819,692.60/4,391.28
  6. Step 6: Final answer
    x = 2,691.63

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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.