Home / 5,757.27-8,640.51-2,984.73

Finding the Fourth Proportional to 5,757.27, 8,640.51 and 2,984.73

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Solution

The fourth proportional to 5,757.27, 8,640.51 and 2,984.73 is: 4,479.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,757.27 : 8,640.51 = 2,984.73 : x
  2. Step 2: Convert to fraction form
    5,757.27/8,640.51 = 2,984.73/x
  3. Step 3: Cross multiply
    5,757.27x = 8,640.51 × 2,984.73
  4. Step 4: Simplify right side
    5,757.27x = 25,789,589.41
  5. Step 5: Solve for x
    x = 25,789,589.41/5,757.27
  6. Step 6: Final answer
    x = 4,479.48

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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.