Home / 3,308.38-4,948.89-2,716.72

Finding the Fourth Proportional to 3,308.38, 4,948.89 and 2,716.72

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Solution

The fourth proportional to 3,308.38, 4,948.89 and 2,716.72 is: 4,063.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.38 : 4,948.89 = 2,716.72 : x
  2. Step 2: Convert to fraction form
    3,308.38/4,948.89 = 2,716.72/x
  3. Step 3: Cross multiply
    3,308.38x = 4,948.89 × 2,716.72
  4. Step 4: Simplify right side
    3,308.38x = 13,444,748.44
  5. Step 5: Solve for x
    x = 13,444,748.44/3,308.38
  6. Step 6: Final answer
    x = 4,063.85

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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.