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Finding the Fourth Proportional to 2,726.88, 3,763.09 and 1,484.88

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Solution

The fourth proportional to 2,726.88, 3,763.09 and 1,484.88 is: 2,049.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.88 : 3,763.09 = 1,484.88 : x
  2. Step 2: Convert to fraction form
    2,726.88/3,763.09 = 1,484.88/x
  3. Step 3: Cross multiply
    2,726.88x = 3,763.09 × 1,484.88
  4. Step 4: Simplify right side
    2,726.88x = 5,587,737.08
  5. Step 5: Solve for x
    x = 5,587,737.08/2,726.88
  6. Step 6: Final answer
    x = 2,049.13

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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.