Home / 2,163.93-3,226.11-2,001.39

Finding the Fourth Proportional to 2,163.93, 3,226.11 and 2,001.39

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Solution

The fourth proportional to 2,163.93, 3,226.11 and 2,001.39 is: 2,983.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163.93 : 3,226.11 = 2,001.39 : x
  2. Step 2: Convert to fraction form
    2,163.93/3,226.11 = 2,001.39/x
  3. Step 3: Cross multiply
    2,163.93x = 3,226.11 × 2,001.39
  4. Step 4: Simplify right side
    2,163.93x = 6,456,704.29
  5. Step 5: Solve for x
    x = 6,456,704.29/2,163.93
  6. Step 6: Final answer
    x = 2,983.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.