Home / 9,414.40-14,121.60-5,723.86

Finding the Fourth Proportional to 9,414.40, 14,121.60 and 5,723.86

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Solution

The fourth proportional to 9,414.40, 14,121.60 and 5,723.86 is: 8,585.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414.40 : 14,121.60 = 5,723.86 : x
  2. Step 2: Convert to fraction form
    9,414.40/14,121.60 = 5,723.86/x
  3. Step 3: Cross multiply
    9,414.40x = 14,121.60 × 5,723.86
  4. Step 4: Simplify right side
    9,414.40x = 80,830,061.38
  5. Step 5: Solve for x
    x = 80,830,061.38/9,414.40
  6. Step 6: Final answer
    x = 8,585.79

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1.5x scale

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.