Home / 5,481.99-8,226.33-2,560.50

Finding the Fourth Proportional to 5,481.99, 8,226.33 and 2,560.50

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Solution

The fourth proportional to 5,481.99, 8,226.33 and 2,560.50 is: 3,842.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.99 : 8,226.33 = 2,560.50 : x
  2. Step 2: Convert to fraction form
    5,481.99/8,226.33 = 2,560.50/x
  3. Step 3: Cross multiply
    5,481.99x = 8,226.33 × 2,560.50
  4. Step 4: Simplify right side
    5,481.99x = 21,063,517.97
  5. Step 5: Solve for x
    x = 21,063,517.97/5,481.99
  6. Step 6: Final answer
    x = 3,842.31

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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.