Home / 5,344.28-7,375.04-3,107.44

Finding the Fourth Proportional to 5,344.28, 7,375.04 and 3,107.44

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Solution

The fourth proportional to 5,344.28, 7,375.04 and 3,107.44 is: 4,288.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.28 : 7,375.04 = 3,107.44 : x
  2. Step 2: Convert to fraction form
    5,344.28/7,375.04 = 3,107.44/x
  3. Step 3: Cross multiply
    5,344.28x = 7,375.04 × 3,107.44
  4. Step 4: Simplify right side
    5,344.28x = 22,917,494.30
  5. Step 5: Solve for x
    x = 22,917,494.30/5,344.28
  6. Step 6: Final answer
    x = 4,288.23

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1.5x scale

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.