Home / 5,183.72-7,771.32-2,062.38

Finding the Fourth Proportional to 5,183.72, 7,771.32 and 2,062.38

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Solution

The fourth proportional to 5,183.72, 7,771.32 and 2,062.38 is: 3,091.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.72 : 7,771.32 = 2,062.38 : x
  2. Step 2: Convert to fraction form
    5,183.72/7,771.32 = 2,062.38/x
  3. Step 3: Cross multiply
    5,183.72x = 7,771.32 × 2,062.38
  4. Step 4: Simplify right side
    5,183.72x = 16,027,414.94
  5. Step 5: Solve for x
    x = 16,027,414.94/5,183.72
  6. Step 6: Final answer
    x = 3,091.88

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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.