Home / 5,252.18-7,865.33-3,397.61

Finding the Fourth Proportional to 5,252.18, 7,865.33 and 3,397.61

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Solution

The fourth proportional to 5,252.18, 7,865.33 and 3,397.61 is: 5,088.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.18 : 7,865.33 = 3,397.61 : x
  2. Step 2: Convert to fraction form
    5,252.18/7,865.33 = 3,397.61/x
  3. Step 3: Cross multiply
    5,252.18x = 7,865.33 × 3,397.61
  4. Step 4: Simplify right side
    5,252.18x = 26,723,323.86
  5. Step 5: Solve for x
    x = 26,723,323.86/5,252.18
  6. Step 6: Final answer
    x = 5,088.04

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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.