Home / 4,249.28-6,373.92-1,327.84

Finding the Fourth Proportional to 4,249.28, 6,373.92 and 1,327.84

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Solution

The fourth proportional to 4,249.28, 6,373.92 and 1,327.84 is: 1,991.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.28 : 6,373.92 = 1,327.84 : x
  2. Step 2: Convert to fraction form
    4,249.28/6,373.92 = 1,327.84/x
  3. Step 3: Cross multiply
    4,249.28x = 6,373.92 × 1,327.84
  4. Step 4: Simplify right side
    4,249.28x = 8,463,545.93
  5. Step 5: Solve for x
    x = 8,463,545.93/4,249.28
  6. Step 6: Final answer
    x = 1,991.76

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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.