Home / 5,191.22-7,163.97-2,833.46

Finding the Fourth Proportional to 5,191.22, 7,163.97 and 2,833.46

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Solution

The fourth proportional to 5,191.22, 7,163.97 and 2,833.46 is: 3,910.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,191.22 : 7,163.97 = 2,833.46 : x
  2. Step 2: Convert to fraction form
    5,191.22/7,163.97 = 2,833.46/x
  3. Step 3: Cross multiply
    5,191.22x = 7,163.97 × 2,833.46
  4. Step 4: Simplify right side
    5,191.22x = 20,298,822.44
  5. Step 5: Solve for x
    x = 20,298,822.44/5,191.22
  6. Step 6: Final answer
    x = 3,910.22

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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.