Home / 4,069.82-5,616.39-2,206.82

Finding the Fourth Proportional to 4,069.82, 5,616.39 and 2,206.82

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Solution

The fourth proportional to 4,069.82, 5,616.39 and 2,206.82 is: 3,045.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.82 : 5,616.39 = 2,206.82 : x
  2. Step 2: Convert to fraction form
    4,069.82/5,616.39 = 2,206.82/x
  3. Step 3: Cross multiply
    4,069.82x = 5,616.39 × 2,206.82
  4. Step 4: Simplify right side
    4,069.82x = 12,394,361.78
  5. Step 5: Solve for x
    x = 12,394,361.78/4,069.82
  6. Step 6: Final answer
    x = 3,045.43

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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.