Home / 3,204.61-4,422.67-1,945.37

Finding the Fourth Proportional to 3,204.61, 4,422.67 and 1,945.37

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Solution

The fourth proportional to 3,204.61, 4,422.67 and 1,945.37 is: 2,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.61 : 4,422.67 = 1,945.37 : x
  2. Step 2: Convert to fraction form
    3,204.61/4,422.67 = 1,945.37/x
  3. Step 3: Cross multiply
    3,204.61x = 4,422.67 × 1,945.37
  4. Step 4: Simplify right side
    3,204.61x = 8,603,735.73
  5. Step 5: Solve for x
    x = 8,603,735.73/3,204.61
  6. Step 6: Final answer
    x = 2,684.80

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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.