Home / 11,149.22-16,723.76-2,715.62

Finding the Fourth Proportional to 11,149.22, 16,723.76 and 2,715.62

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Solution

The fourth proportional to 11,149.22, 16,723.76 and 2,715.62 is: 4,073.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,149.22 : 16,723.76 = 2,715.62 : x
  2. Step 2: Convert to fraction form
    11,149.22/16,723.76 = 2,715.62/x
  3. Step 3: Cross multiply
    11,149.22x = 16,723.76 × 2,715.62
  4. Step 4: Simplify right side
    11,149.22x = 45,415,450.69
  5. Step 5: Solve for x
    x = 45,415,450.69/11,149.22
  6. Step 6: Final answer
    x = 4,073.42

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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.