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Finding the Fourth Proportional to 11,793.09, 16,255.56 and 8,951.22

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Solution

The fourth proportional to 11,793.09, 16,255.56 and 8,951.22 is: 12,338.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,793.09 : 16,255.56 = 8,951.22 : x
  2. Step 2: Convert to fraction form
    11,793.09/16,255.56 = 8,951.22/x
  3. Step 3: Cross multiply
    11,793.09x = 16,255.56 × 8,951.22
  4. Step 4: Simplify right side
    11,793.09x = 145,507,093.78
  5. Step 5: Solve for x
    x = 145,507,093.78/11,793.09
  6. Step 6: Final answer
    x = 12,338.33

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Double scale
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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.