Home / 8,449.38-12,672.18-2,604.96

Finding the Fourth Proportional to 8,449.38, 12,672.18 and 2,604.96

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Solution

The fourth proportional to 8,449.38, 12,672.18 and 2,604.96 is: 3,906.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449.38 : 12,672.18 = 2,604.96 : x
  2. Step 2: Convert to fraction form
    8,449.38/12,672.18 = 2,604.96/x
  3. Step 3: Cross multiply
    8,449.38x = 12,672.18 × 2,604.96
  4. Step 4: Simplify right side
    8,449.38x = 33,010,522.01
  5. Step 5: Solve for x
    x = 33,010,522.01/8,449.38
  6. Step 6: Final answer
    x = 3,906.86

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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.