Home / 8,334.29-12,507.58-3,951.78

Finding the Fourth Proportional to 8,334.29, 12,507.58 and 3,951.78

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Solution

The fourth proportional to 8,334.29, 12,507.58 and 3,951.78 is: 5,930.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.29 : 12,507.58 = 3,951.78 : x
  2. Step 2: Convert to fraction form
    8,334.29/12,507.58 = 3,951.78/x
  3. Step 3: Cross multiply
    8,334.29x = 12,507.58 × 3,951.78
  4. Step 4: Simplify right side
    8,334.29x = 49,427,194.61
  5. Step 5: Solve for x
    x = 49,427,194.61/8,334.29
  6. Step 6: Final answer
    x = 5,930.59

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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.