Home / 5,158.62-7,734.56-2,039.04

Finding the Fourth Proportional to 5,158.62, 7,734.56 and 2,039.04

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Solution

The fourth proportional to 5,158.62, 7,734.56 and 2,039.04 is: 3,057.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158.62 : 7,734.56 = 2,039.04 : x
  2. Step 2: Convert to fraction form
    5,158.62/7,734.56 = 2,039.04/x
  3. Step 3: Cross multiply
    5,158.62x = 7,734.56 × 2,039.04
  4. Step 4: Simplify right side
    5,158.62x = 15,771,067.03
  5. Step 5: Solve for x
    x = 15,771,067.03/5,158.62
  6. Step 6: Final answer
    x = 3,057.23

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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.