Home / 3,757.28-5,637.78-2,838.44

Finding the Fourth Proportional to 3,757.28, 5,637.78 and 2,838.44

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Solution

The fourth proportional to 3,757.28, 5,637.78 and 2,838.44 is: 4,259.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.28 : 5,637.78 = 2,838.44 : x
  2. Step 2: Convert to fraction form
    3,757.28/5,637.78 = 2,838.44/x
  3. Step 3: Cross multiply
    3,757.28x = 5,637.78 × 2,838.44
  4. Step 4: Simplify right side
    3,757.28x = 16,002,500.26
  5. Step 5: Solve for x
    x = 16,002,500.26/3,757.28
  6. Step 6: Final answer
    x = 4,259.07

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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.