Home / 3,195.90-4,414.41-2,355.30

Finding the Fourth Proportional to 3,195.90, 4,414.41 and 2,355.30

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Solution

The fourth proportional to 3,195.90, 4,414.41 and 2,355.30 is: 3,253.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.90 : 4,414.41 = 2,355.30 : x
  2. Step 2: Convert to fraction form
    3,195.90/4,414.41 = 2,355.30/x
  3. Step 3: Cross multiply
    3,195.90x = 4,414.41 × 2,355.30
  4. Step 4: Simplify right side
    3,195.90x = 10,397,259.87
  5. Step 5: Solve for x
    x = 10,397,259.87/3,195.90
  6. Step 6: Final answer
    x = 3,253.31

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1.5x scale

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.