Home / 3,640.08-5,023.98-2,067.96

Finding the Fourth Proportional to 3,640.08, 5,023.98 and 2,067.96

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Solution

The fourth proportional to 3,640.08, 5,023.98 and 2,067.96 is: 2,854.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640.08 : 5,023.98 = 2,067.96 : x
  2. Step 2: Convert to fraction form
    3,640.08/5,023.98 = 2,067.96/x
  3. Step 3: Cross multiply
    3,640.08x = 5,023.98 × 2,067.96
  4. Step 4: Simplify right side
    3,640.08x = 10,389,389.68
  5. Step 5: Solve for x
    x = 10,389,389.68/3,640.08
  6. Step 6: Final answer
    x = 2,854.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.