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Finding the Fourth Proportional to 1,796.56, 2,677.22 and 1,781.44

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Solution

The fourth proportional to 1,796.56, 2,677.22 and 1,781.44 is: 2,654.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796.56 : 2,677.22 = 1,781.44 : x
  2. Step 2: Convert to fraction form
    1,796.56/2,677.22 = 1,781.44/x
  3. Step 3: Cross multiply
    1,796.56x = 2,677.22 × 1,781.44
  4. Step 4: Simplify right side
    1,796.56x = 4,769,306.80
  5. Step 5: Solve for x
    x = 4,769,306.80/1,796.56
  6. Step 6: Final answer
    x = 2,654.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.