Home / 5,469.93-7,548.80-3,112.83

Finding the Fourth Proportional to 5,469.93, 7,548.80 and 3,112.83

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Solution

The fourth proportional to 5,469.93, 7,548.80 and 3,112.83 is: 4,295.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.93 : 7,548.80 = 3,112.83 : x
  2. Step 2: Convert to fraction form
    5,469.93/7,548.80 = 3,112.83/x
  3. Step 3: Cross multiply
    5,469.93x = 7,548.80 × 3,112.83
  4. Step 4: Simplify right side
    5,469.93x = 23,498,115.54
  5. Step 5: Solve for x
    x = 23,498,115.54/5,469.93
  6. Step 6: Final answer
    x = 4,295.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.