Home / 3,194.48-4,399.25-2,308.88

Finding the Fourth Proportional to 3,194.48, 4,399.25 and 2,308.88

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Solution

The fourth proportional to 3,194.48, 4,399.25 and 2,308.88 is: 3,179.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.48 : 4,399.25 = 2,308.88 : x
  2. Step 2: Convert to fraction form
    3,194.48/4,399.25 = 2,308.88/x
  3. Step 3: Cross multiply
    3,194.48x = 4,399.25 × 2,308.88
  4. Step 4: Simplify right side
    3,194.48x = 10,157,306.80
  5. Step 5: Solve for x
    x = 10,157,306.80/3,194.48
  6. Step 6: Final answer
    x = 3,179.65

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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.