Home / 11,188.41-16,781.53-3,397.29

Finding the Fourth Proportional to 11,188.41, 16,781.53 and 3,397.29

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Solution

The fourth proportional to 11,188.41, 16,781.53 and 3,397.29 is: 5,095.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188.41 : 16,781.53 = 3,397.29 : x
  2. Step 2: Convert to fraction form
    11,188.41/16,781.53 = 3,397.29/x
  3. Step 3: Cross multiply
    11,188.41x = 16,781.53 × 3,397.29
  4. Step 4: Simplify right side
    11,188.41x = 57,011,724.05
  5. Step 5: Solve for x
    x = 57,011,724.05/11,188.41
  6. Step 6: Final answer
    x = 5,095.61

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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.