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Finding the Fourth Proportional to 3,637.91, 5,019.99 and 2,044.43

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Solution

The fourth proportional to 3,637.91, 5,019.99 and 2,044.43 is: 2,821.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.91 : 5,019.99 = 2,044.43 : x
  2. Step 2: Convert to fraction form
    3,637.91/5,019.99 = 2,044.43/x
  3. Step 3: Cross multiply
    3,637.91x = 5,019.99 × 2,044.43
  4. Step 4: Simplify right side
    3,637.91x = 10,263,044.73
  5. Step 5: Solve for x
    x = 10,263,044.73/3,637.91
  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.