Home / 5,469.66-8,205.84-2,549.88

Finding the Fourth Proportional to 5,469.66, 8,205.84 and 2,549.88

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Solution

The fourth proportional to 5,469.66, 8,205.84 and 2,549.88 is: 3,825.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.66 : 8,205.84 = 2,549.88 : x
  2. Step 2: Convert to fraction form
    5,469.66/8,205.84 = 2,549.88/x
  3. Step 3: Cross multiply
    5,469.66x = 8,205.84 × 2,549.88
  4. Step 4: Simplify right side
    5,469.66x = 20,923,907.30
  5. Step 5: Solve for x
    x = 20,923,907.30/5,469.66
  6. Step 6: Final answer
    x = 3,825.45

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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.