Home / 4,109.12-5,673.24-3,163.04

Finding the Fourth Proportional to 4,109.12, 5,673.24 and 3,163.04

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Solution

The fourth proportional to 4,109.12, 5,673.24 and 3,163.04 is: 4,367.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.12 : 5,673.24 = 3,163.04 : x
  2. Step 2: Convert to fraction form
    4,109.12/5,673.24 = 3,163.04/x
  3. Step 3: Cross multiply
    4,109.12x = 5,673.24 × 3,163.04
  4. Step 4: Simplify right side
    4,109.12x = 17,944,685.05
  5. Step 5: Solve for x
    x = 17,944,685.05/4,109.12
  6. Step 6: Final answer
    x = 4,367.04

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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.