Home / 4,069.69-5,616.17-2,206.69

Finding the Fourth Proportional to 4,069.69, 5,616.17 and 2,206.69

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Solution

The fourth proportional to 4,069.69, 5,616.17 and 2,206.69 is: 3,045.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.69 : 5,616.17 = 2,206.69 : x
  2. Step 2: Convert to fraction form
    4,069.69/5,616.17 = 2,206.69/x
  3. Step 3: Cross multiply
    4,069.69x = 5,616.17 × 2,206.69
  4. Step 4: Simplify right side
    4,069.69x = 12,393,134.90
  5. Step 5: Solve for x
    x = 12,393,134.90/4,069.69
  6. Step 6: Final answer
    x = 3,045.23

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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.