Home / 3,067.37-4,228.07-2,419.53

Finding the Fourth Proportional to 3,067.37, 4,228.07 and 2,419.53

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Solution

The fourth proportional to 3,067.37, 4,228.07 and 2,419.53 is: 3,335.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.37 : 4,228.07 = 2,419.53 : x
  2. Step 2: Convert to fraction form
    3,067.37/4,228.07 = 2,419.53/x
  3. Step 3: Cross multiply
    3,067.37x = 4,228.07 × 2,419.53
  4. Step 4: Simplify right side
    3,067.37x = 10,229,930.11
  5. Step 5: Solve for x
    x = 10,229,930.11/3,067.37
  6. Step 6: Final answer
    x = 3,335.09

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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.