Home / 11,183.62-16,776-2,863.72

Finding the Fourth Proportional to 11,183.62, 16,776 and 2,863.72

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Solution

The fourth proportional to 11,183.62, 16,776 and 2,863.72 is: 4,295.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.62 : 16,776 = 2,863.72 : x
  2. Step 2: Convert to fraction form
    11,183.62/16,776 = 2,863.72/x
  3. Step 3: Cross multiply
    11,183.62x = 16,776 × 2,863.72
  4. Step 4: Simplify right side
    11,183.62x = 48,041,766.72
  5. Step 5: Solve for x
    x = 48,041,766.72/11,183.62
  6. Step 6: Final answer
    x = 4,295.73

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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.