Home / 2,568.43-3,542.83-1,519.75

Finding the Fourth Proportional to 2,568.43, 3,542.83 and 1,519.75

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Solution

The fourth proportional to 2,568.43, 3,542.83 and 1,519.75 is: 2,096.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.43 : 3,542.83 = 1,519.75 : x
  2. Step 2: Convert to fraction form
    2,568.43/3,542.83 = 1,519.75/x
  3. Step 3: Cross multiply
    2,568.43x = 3,542.83 × 1,519.75
  4. Step 4: Simplify right side
    2,568.43x = 5,384,215.89
  5. Step 5: Solve for x
    x = 5,384,215.89/2,568.43
  6. Step 6: Final answer
    x = 2,096.31

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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.