Home / 2,351.31-3,527.57-1,255.38

Finding the Fourth Proportional to 2,351.31, 3,527.57 and 1,255.38

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Solution

The fourth proportional to 2,351.31, 3,527.57 and 1,255.38 is: 1,883.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.31 : 3,527.57 = 1,255.38 : x
  2. Step 2: Convert to fraction form
    2,351.31/3,527.57 = 1,255.38/x
  3. Step 3: Cross multiply
    2,351.31x = 3,527.57 × 1,255.38
  4. Step 4: Simplify right side
    2,351.31x = 4,428,416.91
  5. Step 5: Solve for x
    x = 4,428,416.91/2,351.31
  6. Step 6: Final answer
    x = 1,883.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.