Home / 2,183.31-3,007.85-1,519.02

Finding the Fourth Proportional to 2,183.31, 3,007.85 and 1,519.02

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Solution

The fourth proportional to 2,183.31, 3,007.85 and 1,519.02 is: 2,092.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.31 : 3,007.85 = 1,519.02 : x
  2. Step 2: Convert to fraction form
    2,183.31/3,007.85 = 1,519.02/x
  3. Step 3: Cross multiply
    2,183.31x = 3,007.85 × 1,519.02
  4. Step 4: Simplify right side
    2,183.31x = 4,568,976.71
  5. Step 5: Solve for x
    x = 4,568,976.71/2,183.31
  6. Step 6: Final answer
    x = 2,092.68

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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.