Home / 3,226.22-4,449.67-2,163.64

Finding the Fourth Proportional to 3,226.22, 4,449.67 and 2,163.64

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Solution

The fourth proportional to 3,226.22, 4,449.67 and 2,163.64 is: 2,984.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.22 : 4,449.67 = 2,163.64 : x
  2. Step 2: Convert to fraction form
    3,226.22/4,449.67 = 2,163.64/x
  3. Step 3: Cross multiply
    3,226.22x = 4,449.67 × 2,163.64
  4. Step 4: Simplify right side
    3,226.22x = 9,627,484.00
  5. Step 5: Solve for x
    x = 9,627,484.00/3,226.22
  6. Step 6: Final answer
    x = 2,984.14

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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.