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Finding the Fourth Proportional to 12,096.42, 16,693.05 and 6,791.22

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Solution

The fourth proportional to 12,096.42, 16,693.05 and 6,791.22 is: 9,371.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096.42 : 16,693.05 = 6,791.22 : x
  2. Step 2: Convert to fraction form
    12,096.42/16,693.05 = 6,791.22/x
  3. Step 3: Cross multiply
    12,096.42x = 16,693.05 × 6,791.22
  4. Step 4: Simplify right side
    12,096.42x = 113,366,175.02
  5. Step 5: Solve for x
    x = 113,366,175.02/12,096.42
  6. Step 6: Final answer
    x = 9,371.88

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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.