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Finding the Fourth Proportional to 12,096.78, 16,694.07 and 6,791.46

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Solution

The fourth proportional to 12,096.78, 16,694.07 and 6,791.46 is: 9,372.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096.78 : 16,694.07 = 6,791.46 : x
  2. Step 2: Convert to fraction form
    12,096.78/16,694.07 = 6,791.46/x
  3. Step 3: Cross multiply
    12,096.78x = 16,694.07 × 6,791.46
  4. Step 4: Simplify right side
    12,096.78x = 113,377,108.64
  5. Step 5: Solve for x
    x = 113,377,108.64/12,096.78
  6. Step 6: Final answer
    x = 9,372.50

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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.