Home / 2,045.29-3,067.91-1,351.80

Finding the Fourth Proportional to 2,045.29, 3,067.91 and 1,351.80

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Solution

The fourth proportional to 2,045.29, 3,067.91 and 1,351.80 is: 2,027.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.29 : 3,067.91 = 1,351.80 : x
  2. Step 2: Convert to fraction form
    2,045.29/3,067.91 = 1,351.80/x
  3. Step 3: Cross multiply
    2,045.29x = 3,067.91 × 1,351.80
  4. Step 4: Simplify right side
    2,045.29x = 4,147,188.09
  5. Step 5: Solve for x
    x = 4,147,188.09/2,045.29
  6. Step 6: Final answer
    x = 2,027.68

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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.