Home / 5,469.35-7,546.89-3,078.97

Finding the Fourth Proportional to 5,469.35, 7,546.89 and 3,078.97

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Solution

The fourth proportional to 5,469.35, 7,546.89 and 3,078.97 is: 4,248.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.35 : 7,546.89 = 3,078.97 : x
  2. Step 2: Convert to fraction form
    5,469.35/7,546.89 = 3,078.97/x
  3. Step 3: Cross multiply
    5,469.35x = 7,546.89 × 3,078.97
  4. Step 4: Simplify right side
    5,469.35x = 23,236,651.56
  5. Step 5: Solve for x
    x = 23,236,651.56/5,469.35
  6. Step 6: Final answer
    x = 4,248.52

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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.