Home / 5,198.25-7,797.39-2,276.55

Finding the Fourth Proportional to 5,198.25, 7,797.39 and 2,276.55

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Solution

The fourth proportional to 5,198.25, 7,797.39 and 2,276.55 is: 3,414.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198.25 : 7,797.39 = 2,276.55 : x
  2. Step 2: Convert to fraction form
    5,198.25/7,797.39 = 2,276.55/x
  3. Step 3: Cross multiply
    5,198.25x = 7,797.39 × 2,276.55
  4. Step 4: Simplify right side
    5,198.25x = 17,751,148.20
  5. Step 5: Solve for x
    x = 17,751,148.20/5,198.25
  6. Step 6: Final answer
    x = 3,414.83

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Similar ratio
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1.5x scale

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.