Home / 3,723.44-5,138.38-2,044.88

Finding the Fourth Proportional to 3,723.44, 5,138.38 and 2,044.88

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Solution

The fourth proportional to 3,723.44, 5,138.38 and 2,044.88 is: 2,821.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.44 : 5,138.38 = 2,044.88 : x
  2. Step 2: Convert to fraction form
    3,723.44/5,138.38 = 2,044.88/x
  3. Step 3: Cross multiply
    3,723.44x = 5,138.38 × 2,044.88
  4. Step 4: Simplify right side
    3,723.44x = 10,507,378.19
  5. Step 5: Solve for x
    x = 10,507,378.19/3,723.44
  6. Step 6: Final answer
    x = 2,821.96

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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.