Home / 1,976.52-2,727.48-1,092.36

Finding the Fourth Proportional to 1,976.52, 2,727.48 and 1,092.36

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Solution

The fourth proportional to 1,976.52, 2,727.48 and 1,092.36 is: 1,507.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976.52 : 2,727.48 = 1,092.36 : x
  2. Step 2: Convert to fraction form
    1,976.52/2,727.48 = 1,092.36/x
  3. Step 3: Cross multiply
    1,976.52x = 2,727.48 × 1,092.36
  4. Step 4: Simplify right side
    1,976.52x = 2,979,390.05
  5. Step 5: Solve for x
    x = 2,979,390.05/1,976.52
  6. Step 6: Final answer
    x = 1,507.39

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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.