Home / 11,116.53-16,660.53-4,874.85

Finding the Fourth Proportional to 11,116.53, 16,660.53 and 4,874.85

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Solution

The fourth proportional to 11,116.53, 16,660.53 and 4,874.85 is: 7,306.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,116.53 : 16,660.53 = 4,874.85 : x
  2. Step 2: Convert to fraction form
    11,116.53/16,660.53 = 4,874.85/x
  3. Step 3: Cross multiply
    11,116.53x = 16,660.53 × 4,874.85
  4. Step 4: Simplify right side
    11,116.53x = 81,217,584.67
  5. Step 5: Solve for x
    x = 81,217,584.67/11,116.53
  6. Step 6: Final answer
    x = 7,306.02

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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.