Home / 8,414.55-12,623.37-2,867.61

Finding the Fourth Proportional to 8,414.55, 12,623.37 and 2,867.61

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Solution

The fourth proportional to 8,414.55, 12,623.37 and 2,867.61 is: 4,301.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414.55 : 12,623.37 = 2,867.61 : x
  2. Step 2: Convert to fraction form
    8,414.55/12,623.37 = 2,867.61/x
  3. Step 3: Cross multiply
    8,414.55x = 12,623.37 × 2,867.61
  4. Step 4: Simplify right side
    8,414.55x = 36,198,902.05
  5. Step 5: Solve for x
    x = 36,198,902.05/8,414.55
  6. Step 6: Final answer
    x = 4,301.94

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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.