Home / 1,976.66-2,727.75-1,092.44

Finding the Fourth Proportional to 1,976.66, 2,727.75 and 1,092.44

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Solution

The fourth proportional to 1,976.66, 2,727.75 and 1,092.44 is: 1,507.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976.66 : 2,727.75 = 1,092.44 : x
  2. Step 2: Convert to fraction form
    1,976.66/2,727.75 = 1,092.44/x
  3. Step 3: Cross multiply
    1,976.66x = 2,727.75 × 1,092.44
  4. Step 4: Simplify right side
    1,976.66x = 2,979,897.75
  5. Step 5: Solve for x
    x = 2,979,897.75/1,976.66
  6. Step 6: Final answer
    x = 1,507.55

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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.