Home / 2,104.38-3,168.92-1,833.64

Finding the Fourth Proportional to 2,104.38, 3,168.92 and 1,833.64

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Solution

The fourth proportional to 2,104.38, 3,168.92 and 1,833.64 is: 2,761.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104.38 : 3,168.92 = 1,833.64 : x
  2. Step 2: Convert to fraction form
    2,104.38/3,168.92 = 1,833.64/x
  3. Step 3: Cross multiply
    2,104.38x = 3,168.92 × 1,833.64
  4. Step 4: Simplify right side
    2,104.38x = 5,810,655.13
  5. Step 5: Solve for x
    x = 5,810,655.13/2,104.38
  6. Step 6: Final answer
    x = 2,761.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.