Home / 5,144.52-7,716.16-2,183.39

Finding the Fourth Proportional to 5,144.52, 7,716.16 and 2,183.39

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Solution

The fourth proportional to 5,144.52, 7,716.16 and 2,183.39 is: 3,274.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,144.52 : 7,716.16 = 2,183.39 : x
  2. Step 2: Convert to fraction form
    5,144.52/7,716.16 = 2,183.39/x
  3. Step 3: Cross multiply
    5,144.52x = 7,716.16 × 2,183.39
  4. Step 4: Simplify right side
    5,144.52x = 16,847,386.58
  5. Step 5: Solve for x
    x = 16,847,386.58/5,144.52
  6. Step 6: Final answer
    x = 3,274.82

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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.