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Finding the Fourth Proportional to 11,297.34, 16,940.97 and 5,375.97

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Solution

The fourth proportional to 11,297.34, 16,940.97 and 5,375.97 is: 8,061.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,297.34 : 16,940.97 = 5,375.97 : x
  2. Step 2: Convert to fraction form
    11,297.34/16,940.97 = 5,375.97/x
  3. Step 3: Cross multiply
    11,297.34x = 16,940.97 × 5,375.97
  4. Step 4: Simplify right side
    11,297.34x = 91,074,146.49
  5. Step 5: Solve for x
    x = 91,074,146.49/11,297.34
  6. Step 6: Final answer
    x = 8,061.56

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1.5x scale

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.