Home / 3,902.47-5,846.62-2,255.54

Finding the Fourth Proportional to 3,902.47, 5,846.62 and 2,255.54

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Solution

The fourth proportional to 3,902.47, 5,846.62 and 2,255.54 is: 3,379.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902.47 : 5,846.62 = 2,255.54 : x
  2. Step 2: Convert to fraction form
    3,902.47/5,846.62 = 2,255.54/x
  3. Step 3: Cross multiply
    3,902.47x = 5,846.62 × 2,255.54
  4. Step 4: Simplify right side
    3,902.47x = 13,187,285.27
  5. Step 5: Solve for x
    x = 13,187,285.27/3,902.47
  6. Step 6: Final answer
    x = 3,379.21

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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.