Home / 5,905.20-8,149.15-3,252.85

Finding the Fourth Proportional to 5,905.20, 8,149.15 and 3,252.85

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Solution

The fourth proportional to 5,905.20, 8,149.15 and 3,252.85 is: 4,488.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.20 : 8,149.15 = 3,252.85 : x
  2. Step 2: Convert to fraction form
    5,905.20/8,149.15 = 3,252.85/x
  3. Step 3: Cross multiply
    5,905.20x = 8,149.15 × 3,252.85
  4. Step 4: Simplify right side
    5,905.20x = 26,507,962.58
  5. Step 5: Solve for x
    x = 26,507,962.58/5,905.20
  6. Step 6: Final answer
    x = 4,488.92

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1.5x scale

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.