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Finding the Fourth Proportional to 7,183.87, 10,775.81 and 2,253.90

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Solution

The fourth proportional to 7,183.87, 10,775.81 and 2,253.90 is: 3,380.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183.87 : 10,775.81 = 2,253.90 : x
  2. Step 2: Convert to fraction form
    7,183.87/10,775.81 = 2,253.90/x
  3. Step 3: Cross multiply
    7,183.87x = 10,775.81 × 2,253.90
  4. Step 4: Simplify right side
    7,183.87x = 24,287,598.16
  5. Step 5: Solve for x
    x = 24,287,598.16/7,183.87
  6. Step 6: Final answer
    x = 3,380.85

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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.