Home / 6,320.28-9,472.86-2,617.78

Finding the Fourth Proportional to 6,320.28, 9,472.86 and 2,617.78

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Solution

The fourth proportional to 6,320.28, 9,472.86 and 2,617.78 is: 3,923.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.28 : 9,472.86 = 2,617.78 : x
  2. Step 2: Convert to fraction form
    6,320.28/9,472.86 = 2,617.78/x
  3. Step 3: Cross multiply
    6,320.28x = 9,472.86 × 2,617.78
  4. Step 4: Simplify right side
    6,320.28x = 24,797,863.45
  5. Step 5: Solve for x
    x = 24,797,863.45/6,320.28
  6. Step 6: Final answer
    x = 3,923.54

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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.