Home / 3,378.02-5,067.23-3,194.15

Finding the Fourth Proportional to 3,378.02, 5,067.23 and 3,194.15

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Solution

The fourth proportional to 3,378.02, 5,067.23 and 3,194.15 is: 4,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.02 : 5,067.23 = 3,194.15 : x
  2. Step 2: Convert to fraction form
    3,378.02/5,067.23 = 3,194.15/x
  3. Step 3: Cross multiply
    3,378.02x = 5,067.23 × 3,194.15
  4. Step 4: Simplify right side
    3,378.02x = 16,185,451.40
  5. Step 5: Solve for x
    x = 16,185,451.40/3,378.02
  6. Step 6: Final answer
    x = 4,791.41

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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.