Home / 2,240.10-3,359.73-759.33

Finding the Fourth Proportional to 2,240.10, 3,359.73 and 759.33

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Solution

The fourth proportional to 2,240.10, 3,359.73 and 759.33 is: 1,138.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.10 : 3,359.73 = 759.33 : x
  2. Step 2: Convert to fraction form
    2,240.10/3,359.73 = 759.33/x
  3. Step 3: Cross multiply
    2,240.10x = 3,359.73 × 759.33
  4. Step 4: Simplify right side
    2,240.10x = 2,551,143.78
  5. Step 5: Solve for x
    x = 2,551,143.78/2,240.10
  6. Step 6: Final answer
    x = 1,138.85

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Why These Related Problems?

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