Home / 3,197.85-4,414.40-2,150.52

Finding the Fourth Proportional to 3,197.85, 4,414.40 and 2,150.52

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Solution

The fourth proportional to 3,197.85, 4,414.40 and 2,150.52 is: 2,968.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.85 : 4,414.40 = 2,150.52 : x
  2. Step 2: Convert to fraction form
    3,197.85/4,414.40 = 2,150.52/x
  3. Step 3: Cross multiply
    3,197.85x = 4,414.40 × 2,150.52
  4. Step 4: Simplify right side
    3,197.85x = 9,493,255.49
  5. Step 5: Solve for x
    x = 9,493,255.49/3,197.85
  6. Step 6: Final answer
    x = 2,968.64

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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.