Home / 2,067.20-3,094.92-1,605.80

Finding the Fourth Proportional to 2,067.20, 3,094.92 and 1,605.80

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Solution

The fourth proportional to 2,067.20, 3,094.92 and 1,605.80 is: 2,404.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067.20 : 3,094.92 = 1,605.80 : x
  2. Step 2: Convert to fraction form
    2,067.20/3,094.92 = 1,605.80/x
  3. Step 3: Cross multiply
    2,067.20x = 3,094.92 × 1,605.80
  4. Step 4: Simplify right side
    2,067.20x = 4,969,822.54
  5. Step 5: Solve for x
    x = 4,969,822.54/2,067.20
  6. Step 6: Final answer
    x = 2,404.13

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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.