Home / 11,222.92-16,834.30-5,361.80

Finding the Fourth Proportional to 11,222.92, 16,834.30 and 5,361.80

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Solution

The fourth proportional to 11,222.92, 16,834.30 and 5,361.80 is: 8,042.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,222.92 : 16,834.30 = 5,361.80 : x
  2. Step 2: Convert to fraction form
    11,222.92/16,834.30 = 5,361.80/x
  3. Step 3: Cross multiply
    11,222.92x = 16,834.30 × 5,361.80
  4. Step 4: Simplify right side
    11,222.92x = 90,262,149.74
  5. Step 5: Solve for x
    x = 90,262,149.74/11,222.92
  6. Step 6: Final answer
    x = 8,042.66

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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.