Home / 11,284.28-16,929.88-5,049.54

Finding the Fourth Proportional to 11,284.28, 16,929.88 and 5,049.54

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Solution

The fourth proportional to 11,284.28, 16,929.88 and 5,049.54 is: 7,575.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.28 : 16,929.88 = 5,049.54 : x
  2. Step 2: Convert to fraction form
    11,284.28/16,929.88 = 5,049.54/x
  3. Step 3: Cross multiply
    11,284.28x = 16,929.88 × 5,049.54
  4. Step 4: Simplify right side
    11,284.28x = 85,488,106.26
  5. Step 5: Solve for x
    x = 85,488,106.26/11,284.28
  6. Step 6: Final answer
    x = 7,575.86

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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.