Home / 5,568.10-8,353.68-2,791.42

Finding the Fourth Proportional to 5,568.10, 8,353.68 and 2,791.42

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Solution

The fourth proportional to 5,568.10, 8,353.68 and 2,791.42 is: 4,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.10 : 8,353.68 = 2,791.42 : x
  2. Step 2: Convert to fraction form
    5,568.10/8,353.68 = 2,791.42/x
  3. Step 3: Cross multiply
    5,568.10x = 8,353.68 × 2,791.42
  4. Step 4: Simplify right side
    5,568.10x = 23,318,629.43
  5. Step 5: Solve for x
    x = 23,318,629.43/5,568.10
  6. Step 6: Final answer
    x = 4,187.90

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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.