Home / 9,377.28-14,061.78-3,454.20

Finding the Fourth Proportional to 9,377.28, 14,061.78 and 3,454.20

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Solution

The fourth proportional to 9,377.28, 14,061.78 and 3,454.20 is: 5,179.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,377.28 : 14,061.78 = 3,454.20 : x
  2. Step 2: Convert to fraction form
    9,377.28/14,061.78 = 3,454.20/x
  3. Step 3: Cross multiply
    9,377.28x = 14,061.78 × 3,454.20
  4. Step 4: Simplify right side
    9,377.28x = 48,572,200.48
  5. Step 5: Solve for x
    x = 48,572,200.48/9,377.28
  6. Step 6: Final answer
    x = 5,179.77

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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.