Home / 3,801.12-5,246.16-2,229.24

Finding the Fourth Proportional to 3,801.12, 5,246.16 and 2,229.24

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Solution

The fourth proportional to 3,801.12, 5,246.16 and 2,229.24 is: 3,076.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.12 : 5,246.16 = 2,229.24 : x
  2. Step 2: Convert to fraction form
    3,801.12/5,246.16 = 2,229.24/x
  3. Step 3: Cross multiply
    3,801.12x = 5,246.16 × 2,229.24
  4. Step 4: Simplify right side
    3,801.12x = 11,694,949.72
  5. Step 5: Solve for x
    x = 11,694,949.72/3,801.12
  6. Step 6: Final answer
    x = 3,076.71

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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.