Home / 5,542.37-8,315.12-2,257.82

Finding the Fourth Proportional to 5,542.37, 8,315.12 and 2,257.82

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Solution

The fourth proportional to 5,542.37, 8,315.12 and 2,257.82 is: 3,387.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.37 : 8,315.12 = 2,257.82 : x
  2. Step 2: Convert to fraction form
    5,542.37/8,315.12 = 2,257.82/x
  3. Step 3: Cross multiply
    5,542.37x = 8,315.12 × 2,257.82
  4. Step 4: Simplify right side
    5,542.37x = 18,774,044.24
  5. Step 5: Solve for x
    x = 18,774,044.24/5,542.37
  6. Step 6: Final answer
    x = 3,387.37

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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.