Home / 5,498.25-8,251.80-3,127.79

Finding the Fourth Proportional to 5,498.25, 8,251.80 and 3,127.79

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Solution

The fourth proportional to 5,498.25, 8,251.80 and 3,127.79 is: 4,694.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,498.25 : 8,251.80 = 3,127.79 : x
  2. Step 2: Convert to fraction form
    5,498.25/8,251.80 = 3,127.79/x
  3. Step 3: Cross multiply
    5,498.25x = 8,251.80 × 3,127.79
  4. Step 4: Simplify right side
    5,498.25x = 25,809,856.26
  5. Step 5: Solve for x
    x = 25,809,856.26/5,498.25
  6. Step 6: Final answer
    x = 4,694.19

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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.