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Finding the Fourth Proportional to 7,183.12, 10,776.12 and 2,253.52

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Solution

The fourth proportional to 7,183.12, 10,776.12 and 2,253.52 is: 3,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183.12 : 10,776.12 = 2,253.52 : x
  2. Step 2: Convert to fraction form
    7,183.12/10,776.12 = 2,253.52/x
  3. Step 3: Cross multiply
    7,183.12x = 10,776.12 × 2,253.52
  4. Step 4: Simplify right side
    7,183.12x = 24,284,201.94
  5. Step 5: Solve for x
    x = 24,284,201.94/7,183.12
  6. Step 6: Final answer
    x = 3,380.73

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1.5x scale

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.