Home / 4,108.33-6,162.78-2,791.54

Finding the Fourth Proportional to 4,108.33, 6,162.78 and 2,791.54

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Solution

The fourth proportional to 4,108.33, 6,162.78 and 2,791.54 is: 4,187.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.33 : 6,162.78 = 2,791.54 : x
  2. Step 2: Convert to fraction form
    4,108.33/6,162.78 = 2,791.54/x
  3. Step 3: Cross multiply
    4,108.33x = 6,162.78 × 2,791.54
  4. Step 4: Simplify right side
    4,108.33x = 17,203,646.88
  5. Step 5: Solve for x
    x = 17,203,646.88/4,108.33
  6. Step 6: Final answer
    x = 4,187.50

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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.