Home / 9,414.28-14,124.66-4,223.80

Finding the Fourth Proportional to 9,414.28, 14,124.66 and 4,223.80

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Solution

The fourth proportional to 9,414.28, 14,124.66 and 4,223.80 is: 6,337.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414.28 : 14,124.66 = 4,223.80 : x
  2. Step 2: Convert to fraction form
    9,414.28/14,124.66 = 4,223.80/x
  3. Step 3: Cross multiply
    9,414.28x = 14,124.66 × 4,223.80
  4. Step 4: Simplify right side
    9,414.28x = 59,659,738.91
  5. Step 5: Solve for x
    x = 59,659,738.91/9,414.28
  6. Step 6: Final answer
    x = 6,337.15

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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.