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Finding the Fourth Proportional to 11,099.97, 16,649.96 and 4,524.39

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Solution

The fourth proportional to 11,099.97, 16,649.96 and 4,524.39 is: 6,786.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,099.97 : 16,649.96 = 4,524.39 : x
  2. Step 2: Convert to fraction form
    11,099.97/16,649.96 = 4,524.39/x
  3. Step 3: Cross multiply
    11,099.97x = 16,649.96 × 4,524.39
  4. Step 4: Simplify right side
    11,099.97x = 75,330,889.90
  5. Step 5: Solve for x
    x = 75,330,889.90/11,099.97
  6. Step 6: Final answer
    x = 6,786.59

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Double scale
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Similar ratio
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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.