Home / 3,992.82-5,510.28-2,224.44

Finding the Fourth Proportional to 3,992.82, 5,510.28 and 2,224.44

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Solution

The fourth proportional to 3,992.82, 5,510.28 and 2,224.44 is: 3,069.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992.82 : 5,510.28 = 2,224.44 : x
  2. Step 2: Convert to fraction form
    3,992.82/5,510.28 = 2,224.44/x
  3. Step 3: Cross multiply
    3,992.82x = 5,510.28 × 2,224.44
  4. Step 4: Simplify right side
    3,992.82x = 12,257,287.24
  5. Step 5: Solve for x
    x = 12,257,287.24/3,992.82
  6. Step 6: Final answer
    x = 3,069.83

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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.