Home / 3,967.15-5,949.96-2,917.39

Finding the Fourth Proportional to 3,967.15, 5,949.96 and 2,917.39

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Solution

The fourth proportional to 3,967.15, 5,949.96 and 2,917.39 is: 4,375.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967.15 : 5,949.96 = 2,917.39 : x
  2. Step 2: Convert to fraction form
    3,967.15/5,949.96 = 2,917.39/x
  3. Step 3: Cross multiply
    3,967.15x = 5,949.96 × 2,917.39
  4. Step 4: Simplify right side
    3,967.15x = 17,358,353.80
  5. Step 5: Solve for x
    x = 17,358,353.80/3,967.15
  6. Step 6: Final answer
    x = 4,375.52

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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.