Home / 5,542.45-8,308.99-2,579.36

Finding the Fourth Proportional to 5,542.45, 8,308.99 and 2,579.36

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Solution

The fourth proportional to 5,542.45, 8,308.99 and 2,579.36 is: 3,866.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.45 : 8,308.99 = 2,579.36 : x
  2. Step 2: Convert to fraction form
    5,542.45/8,308.99 = 2,579.36/x
  3. Step 3: Cross multiply
    5,542.45x = 8,308.99 × 2,579.36
  4. Step 4: Simplify right side
    5,542.45x = 21,431,859.97
  5. Step 5: Solve for x
    x = 21,431,859.97/5,542.45
  6. Step 6: Final answer
    x = 3,866.86

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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.