Home / 1,976.83-2,727.96-1,092.58

Finding the Fourth Proportional to 1,976.83, 2,727.96 and 1,092.58

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Solution

The fourth proportional to 1,976.83, 2,727.96 and 1,092.58 is: 1,507.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976.83 : 2,727.96 = 1,092.58 : x
  2. Step 2: Convert to fraction form
    1,976.83/2,727.96 = 1,092.58/x
  3. Step 3: Cross multiply
    1,976.83x = 2,727.96 × 1,092.58
  4. Step 4: Simplify right side
    1,976.83x = 2,980,514.54
  5. Step 5: Solve for x
    x = 2,980,514.54/1,976.83
  6. Step 6: Final answer
    x = 1,507.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.