Home / 3,272.35-4,515.49-1,945.87

Finding the Fourth Proportional to 3,272.35, 4,515.49 and 1,945.87

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Solution

The fourth proportional to 3,272.35, 4,515.49 and 1,945.87 is: 2,685.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.35 : 4,515.49 = 1,945.87 : x
  2. Step 2: Convert to fraction form
    3,272.35/4,515.49 = 1,945.87/x
  3. Step 3: Cross multiply
    3,272.35x = 4,515.49 × 1,945.87
  4. Step 4: Simplify right side
    3,272.35x = 8,786,556.53
  5. Step 5: Solve for x
    x = 8,786,556.53/3,272.35
  6. Step 6: Final answer
    x = 2,685.09

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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.