Home / 3,951.46-5,452.96-2,183.10

Finding the Fourth Proportional to 3,951.46, 5,452.96 and 2,183.10

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Solution

The fourth proportional to 3,951.46, 5,452.96 and 2,183.10 is: 3,012.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.46 : 5,452.96 = 2,183.10 : x
  2. Step 2: Convert to fraction form
    3,951.46/5,452.96 = 2,183.10/x
  3. Step 3: Cross multiply
    3,951.46x = 5,452.96 × 2,183.10
  4. Step 4: Simplify right side
    3,951.46x = 11,904,356.98
  5. Step 5: Solve for x
    x = 11,904,356.98/3,951.46
  6. Step 6: Final answer
    x = 3,012.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.