Home / 5,502.13-8,257.28-3,425.15

Finding the Fourth Proportional to 5,502.13, 8,257.28 and 3,425.15

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Solution

The fourth proportional to 5,502.13, 8,257.28 and 3,425.15 is: 5,140.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.13 : 8,257.28 = 3,425.15 : x
  2. Step 2: Convert to fraction form
    5,502.13/8,257.28 = 3,425.15/x
  3. Step 3: Cross multiply
    5,502.13x = 8,257.28 × 3,425.15
  4. Step 4: Simplify right side
    5,502.13x = 28,282,426.11
  5. Step 5: Solve for x
    x = 28,282,426.11/5,502.13
  6. Step 6: Final answer
    x = 5,140.27

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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.