Home / 5,067.13-7,601.72-2,145.43

Finding the Fourth Proportional to 5,067.13, 7,601.72 and 2,145.43

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Solution

The fourth proportional to 5,067.13, 7,601.72 and 2,145.43 is: 3,218.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.13 : 7,601.72 = 2,145.43 : x
  2. Step 2: Convert to fraction form
    5,067.13/7,601.72 = 2,145.43/x
  3. Step 3: Cross multiply
    5,067.13x = 7,601.72 × 2,145.43
  4. Step 4: Simplify right side
    5,067.13x = 16,308,958.14
  5. Step 5: Solve for x
    x = 16,308,958.14/5,067.13
  6. Step 6: Final answer
    x = 3,218.58

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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.