Home / 5,474.88-8,219.58-3,257.82

Finding the Fourth Proportional to 5,474.88, 8,219.58 and 3,257.82

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Solution

The fourth proportional to 5,474.88, 8,219.58 and 3,257.82 is: 4,891.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.88 : 8,219.58 = 3,257.82 : x
  2. Step 2: Convert to fraction form
    5,474.88/8,219.58 = 3,257.82/x
  3. Step 3: Cross multiply
    5,474.88x = 8,219.58 × 3,257.82
  4. Step 4: Simplify right side
    5,474.88x = 26,777,912.12
  5. Step 5: Solve for x
    x = 26,777,912.12/5,474.88
  6. Step 6: Final answer
    x = 4,891.05

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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.