Home / 3,286.44-4,536.18-2,622.96

Finding the Fourth Proportional to 3,286.44, 4,536.18 and 2,622.96

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Solution

The fourth proportional to 3,286.44, 4,536.18 and 2,622.96 is: 3,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.44 : 4,536.18 = 2,622.96 : x
  2. Step 2: Convert to fraction form
    3,286.44/4,536.18 = 2,622.96/x
  3. Step 3: Cross multiply
    3,286.44x = 4,536.18 × 2,622.96
  4. Step 4: Simplify right side
    3,286.44x = 11,898,218.69
  5. Step 5: Solve for x
    x = 11,898,218.69/3,286.44
  6. Step 6: Final answer
    x = 3,620.40

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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.