Home / 4,578.97-6,869.03-2,239.05

Finding the Fourth Proportional to 4,578.97, 6,869.03 and 2,239.05

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Solution

The fourth proportional to 4,578.97, 6,869.03 and 2,239.05 is: 3,358.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.97 : 6,869.03 = 2,239.05 : x
  2. Step 2: Convert to fraction form
    4,578.97/6,869.03 = 2,239.05/x
  3. Step 3: Cross multiply
    4,578.97x = 6,869.03 × 2,239.05
  4. Step 4: Simplify right side
    4,578.97x = 15,380,101.62
  5. Step 5: Solve for x
    x = 15,380,101.62/4,578.97
  6. Step 6: Final answer
    x = 3,358.86

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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.