Home / 3,265.07-4,505.82-1,939.43

Finding the Fourth Proportional to 3,265.07, 4,505.82 and 1,939.43

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Solution

The fourth proportional to 3,265.07, 4,505.82 and 1,939.43 is: 2,676.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.07 : 4,505.82 = 1,939.43 : x
  2. Step 2: Convert to fraction form
    3,265.07/4,505.82 = 1,939.43/x
  3. Step 3: Cross multiply
    3,265.07x = 4,505.82 × 1,939.43
  4. Step 4: Simplify right side
    3,265.07x = 8,738,722.48
  5. Step 5: Solve for x
    x = 8,738,722.48/3,265.07
  6. Step 6: Final answer
    x = 2,676.43

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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.