Home / 3,789.26-5,229.15-2,217.32

Finding the Fourth Proportional to 3,789.26, 5,229.15 and 2,217.32

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Solution

The fourth proportional to 3,789.26, 5,229.15 and 2,217.32 is: 3,059.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789.26 : 5,229.15 = 2,217.32 : x
  2. Step 2: Convert to fraction form
    3,789.26/5,229.15 = 2,217.32/x
  3. Step 3: Cross multiply
    3,789.26x = 5,229.15 × 2,217.32
  4. Step 4: Simplify right side
    3,789.26x = 11,594,698.88
  5. Step 5: Solve for x
    x = 11,594,698.88/3,789.26
  6. Step 6: Final answer
    x = 3,059.88

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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.