Home / 3,400.35-5,067.14-3,288.88

Finding the Fourth Proportional to 3,400.35, 5,067.14 and 3,288.88

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Solution

The fourth proportional to 3,400.35, 5,067.14 and 3,288.88 is: 4,901.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.35 : 5,067.14 = 3,288.88 : x
  2. Step 2: Convert to fraction form
    3,400.35/5,067.14 = 3,288.88/x
  3. Step 3: Cross multiply
    3,400.35x = 5,067.14 × 3,288.88
  4. Step 4: Simplify right side
    3,400.35x = 16,665,215.40
  5. Step 5: Solve for x
    x = 16,665,215.40/3,400.35
  6. Step 6: Final answer
    x = 4,901.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.