Home / 5,520.38-8,282.62-2,560.26

Finding the Fourth Proportional to 5,520.38, 8,282.62 and 2,560.26

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Solution

The fourth proportional to 5,520.38, 8,282.62 and 2,560.26 is: 3,841.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.38 : 8,282.62 = 2,560.26 : x
  2. Step 2: Convert to fraction form
    5,520.38/8,282.62 = 2,560.26/x
  3. Step 3: Cross multiply
    5,520.38x = 8,282.62 × 2,560.26
  4. Step 4: Simplify right side
    5,520.38x = 21,205,660.68
  5. Step 5: Solve for x
    x = 21,205,660.68/5,520.38
  6. Step 6: Final answer
    x = 3,841.34

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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.