Home / 3,255.89-4,882.37-1,940.26

Finding the Fourth Proportional to 3,255.89, 4,882.37 and 1,940.26

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Solution

The fourth proportional to 3,255.89, 4,882.37 and 1,940.26 is: 2,909.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.89 : 4,882.37 = 1,940.26 : x
  2. Step 2: Convert to fraction form
    3,255.89/4,882.37 = 1,940.26/x
  3. Step 3: Cross multiply
    3,255.89x = 4,882.37 × 1,940.26
  4. Step 4: Simplify right side
    3,255.89x = 9,473,067.22
  5. Step 5: Solve for x
    x = 9,473,067.22/3,255.89
  6. Step 6: Final answer
    x = 2,909.52

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1.5x scale

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.