Home / 5,245.13-7,868.85-2,284.04

Finding the Fourth Proportional to 5,245.13, 7,868.85 and 2,284.04

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Solution

The fourth proportional to 5,245.13, 7,868.85 and 2,284.04 is: 3,426.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245.13 : 7,868.85 = 2,284.04 : x
  2. Step 2: Convert to fraction form
    5,245.13/7,868.85 = 2,284.04/x
  3. Step 3: Cross multiply
    5,245.13x = 7,868.85 × 2,284.04
  4. Step 4: Simplify right side
    5,245.13x = 17,972,756.73
  5. Step 5: Solve for x
    x = 17,972,756.73/5,245.13
  6. Step 6: Final answer
    x = 3,426.56

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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.