Home / 3,453.05-5,180.87-2,067.37

Finding the Fourth Proportional to 3,453.05, 5,180.87 and 2,067.37

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Solution

The fourth proportional to 3,453.05, 5,180.87 and 2,067.37 is: 3,101.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.05 : 5,180.87 = 2,067.37 : x
  2. Step 2: Convert to fraction form
    3,453.05/5,180.87 = 2,067.37/x
  3. Step 3: Cross multiply
    3,453.05x = 5,180.87 × 2,067.37
  4. Step 4: Simplify right side
    3,453.05x = 10,710,767.43
  5. Step 5: Solve for x
    x = 10,710,767.43/3,453.05
  6. Step 6: Final answer
    x = 3,101.83

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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.