Home / 11,122.43-16,680.94-3,724.97

Finding the Fourth Proportional to 11,122.43, 16,680.94 and 3,724.97

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Solution

The fourth proportional to 11,122.43, 16,680.94 and 3,724.97 is: 5,586.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122.43 : 16,680.94 = 3,724.97 : x
  2. Step 2: Convert to fraction form
    11,122.43/16,680.94 = 3,724.97/x
  3. Step 3: Cross multiply
    11,122.43x = 16,680.94 × 3,724.97
  4. Step 4: Simplify right side
    11,122.43x = 62,135,908.35
  5. Step 5: Solve for x
    x = 62,135,908.35/11,122.43
  6. Step 6: Final answer
    x = 5,586.54

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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.