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Finding the Fourth Proportional to 2,726.82, 3,764.22 and 1,843.14

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Solution

The fourth proportional to 2,726.82, 3,764.22 and 1,843.14 is: 2,544.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.82 : 3,764.22 = 1,843.14 : x
  2. Step 2: Convert to fraction form
    2,726.82/3,764.22 = 1,843.14/x
  3. Step 3: Cross multiply
    2,726.82x = 3,764.22 × 1,843.14
  4. Step 4: Simplify right side
    2,726.82x = 6,937,984.45
  5. Step 5: Solve for x
    x = 6,937,984.45/2,726.82
  6. Step 6: Final answer
    x = 2,544.35

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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.