Home / 3,951.47-5,452.95-2,183.04

Finding the Fourth Proportional to 3,951.47, 5,452.95 and 2,183.04

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Solution

The fourth proportional to 3,951.47, 5,452.95 and 2,183.04 is: 3,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.47 : 5,452.95 = 2,183.04 : x
  2. Step 2: Convert to fraction form
    3,951.47/5,452.95 = 2,183.04/x
  3. Step 3: Cross multiply
    3,951.47x = 5,452.95 × 2,183.04
  4. Step 4: Simplify right side
    3,951.47x = 11,904,007.97
  5. Step 5: Solve for x
    x = 11,904,007.97/3,951.47
  6. Step 6: Final answer
    x = 3,012.55

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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.