Home / 5,904.20-8,147.78-3,251.85

Finding the Fourth Proportional to 5,904.20, 8,147.78 and 3,251.85

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Solution

The fourth proportional to 5,904.20, 8,147.78 and 3,251.85 is: 4,487.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.20 : 8,147.78 = 3,251.85 : x
  2. Step 2: Convert to fraction form
    5,904.20/8,147.78 = 3,251.85/x
  3. Step 3: Cross multiply
    5,904.20x = 8,147.78 × 3,251.85
  4. Step 4: Simplify right side
    5,904.20x = 26,495,342.13
  5. Step 5: Solve for x
    x = 26,495,342.13/5,904.20
  6. Step 6: Final answer
    x = 4,487.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.