Home / 2,550.76-3,822.54-2,028.44

Finding the Fourth Proportional to 2,550.76, 3,822.54 and 2,028.44

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Solution

The fourth proportional to 2,550.76, 3,822.54 and 2,028.44 is: 3,039.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550.76 : 3,822.54 = 2,028.44 : x
  2. Step 2: Convert to fraction form
    2,550.76/3,822.54 = 2,028.44/x
  3. Step 3: Cross multiply
    2,550.76x = 3,822.54 × 2,028.44
  4. Step 4: Simplify right side
    2,550.76x = 7,753,806.40
  5. Step 5: Solve for x
    x = 7,753,806.40/2,550.76
  6. Step 6: Final answer
    x = 3,039.81

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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.