Home / 5,032.43-7,540.94-2,109.14

Finding the Fourth Proportional to 5,032.43, 7,540.94 and 2,109.14

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Solution

The fourth proportional to 5,032.43, 7,540.94 and 2,109.14 is: 3,160.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,032.43 : 7,540.94 = 2,109.14 : x
  2. Step 2: Convert to fraction form
    5,032.43/7,540.94 = 2,109.14/x
  3. Step 3: Cross multiply
    5,032.43x = 7,540.94 × 2,109.14
  4. Step 4: Simplify right side
    5,032.43x = 15,904,860.49
  5. Step 5: Solve for x
    x = 15,904,860.49/5,032.43
  6. Step 6: Final answer
    x = 3,160.48

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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.