Home / 10,867.43-14,997.41-6,151.61

Finding the Fourth Proportional to 10,867.43, 14,997.41 and 6,151.61

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Solution

The fourth proportional to 10,867.43, 14,997.41 and 6,151.61 is: 8,489.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.43 : 14,997.41 = 6,151.61 : x
  2. Step 2: Convert to fraction form
    10,867.43/14,997.41 = 6,151.61/x
  3. Step 3: Cross multiply
    10,867.43x = 14,997.41 × 6,151.61
  4. Step 4: Simplify right side
    10,867.43x = 92,258,217.33
  5. Step 5: Solve for x
    x = 92,258,217.33/10,867.43
  6. Step 6: Final answer
    x = 8,489.42

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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.