Home / 3,468.75-4,786.89-2,226.75

Finding the Fourth Proportional to 3,468.75, 4,786.89 and 2,226.75

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Solution

The fourth proportional to 3,468.75, 4,786.89 and 2,226.75 is: 3,072.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.75 : 4,786.89 = 2,226.75 : x
  2. Step 2: Convert to fraction form
    3,468.75/4,786.89 = 2,226.75/x
  3. Step 3: Cross multiply
    3,468.75x = 4,786.89 × 2,226.75
  4. Step 4: Simplify right side
    3,468.75x = 10,659,207.31
  5. Step 5: Solve for x
    x = 10,659,207.31/3,468.75
  6. Step 6: Final answer
    x = 3,072.92

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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.