Home / 3,723.28-5,137.88-2,044.40

Finding the Fourth Proportional to 3,723.28, 5,137.88 and 2,044.40

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Solution

The fourth proportional to 3,723.28, 5,137.88 and 2,044.40 is: 2,821.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.28 : 5,137.88 = 2,044.40 : x
  2. Step 2: Convert to fraction form
    3,723.28/5,137.88 = 2,044.40/x
  3. Step 3: Cross multiply
    3,723.28x = 5,137.88 × 2,044.40
  4. Step 4: Simplify right side
    3,723.28x = 10,503,881.87
  5. Step 5: Solve for x
    x = 10,503,881.87/3,723.28
  6. Step 6: Final answer
    x = 2,821.14

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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.