Home / 5,049.97-7,568.40-2,828.71

Finding the Fourth Proportional to 5,049.97, 7,568.40 and 2,828.71

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Solution

The fourth proportional to 5,049.97, 7,568.40 and 2,828.71 is: 4,239.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.97 : 7,568.40 = 2,828.71 : x
  2. Step 2: Convert to fraction form
    5,049.97/7,568.40 = 2,828.71/x
  3. Step 3: Cross multiply
    5,049.97x = 7,568.40 × 2,828.71
  4. Step 4: Simplify right side
    5,049.97x = 21,408,808.76
  5. Step 5: Solve for x
    x = 21,408,808.76/5,049.97
  6. Step 6: Final answer
    x = 4,239.39

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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.