Home / 11,502.60-15,874.15-6,468.41

Finding the Fourth Proportional to 11,502.60, 15,874.15 and 6,468.41

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Solution

The fourth proportional to 11,502.60, 15,874.15 and 6,468.41 is: 8,926.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,502.60 : 15,874.15 = 6,468.41 : x
  2. Step 2: Convert to fraction form
    11,502.60/15,874.15 = 6,468.41/x
  3. Step 3: Cross multiply
    11,502.60x = 15,874.15 × 6,468.41
  4. Step 4: Simplify right side
    11,502.60x = 102,680,431.23
  5. Step 5: Solve for x
    x = 102,680,431.23/11,502.60
  6. Step 6: Final answer
    x = 8,926.71

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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.