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Finding the Fourth Proportional to 1,092.82, 1,637.06 and 516.10

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Solution

The fourth proportional to 1,092.82, 1,637.06 and 516.10 is: 773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092.82 : 1,637.06 = 516.10 : x
  2. Step 2: Convert to fraction form
    1,092.82/1,637.06 = 516.10/x
  3. Step 3: Cross multiply
    1,092.82x = 1,637.06 × 516.10
  4. Step 4: Simplify right side
    1,092.82x = 844,886.67
  5. Step 5: Solve for x
    x = 844,886.67/1,092.82
  6. Step 6: Final answer
    x = 773.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.