Home / 5,382.82-8,077.34-2,262.54

Finding the Fourth Proportional to 5,382.82, 8,077.34 and 2,262.54

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Solution

The fourth proportional to 5,382.82, 8,077.34 and 2,262.54 is: 3,395.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.82 : 8,077.34 = 2,262.54 : x
  2. Step 2: Convert to fraction form
    5,382.82/8,077.34 = 2,262.54/x
  3. Step 3: Cross multiply
    5,382.82x = 8,077.34 × 2,262.54
  4. Step 4: Simplify right side
    5,382.82x = 18,275,304.84
  5. Step 5: Solve for x
    x = 18,275,304.84/5,382.82
  6. Step 6: Final answer
    x = 3,395.12

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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.