Home / 8,189.44-12,286.01-2,995.31

Finding the Fourth Proportional to 8,189.44, 12,286.01 and 2,995.31

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Solution

The fourth proportional to 8,189.44, 12,286.01 and 2,995.31 is: 4,493.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189.44 : 12,286.01 = 2,995.31 : x
  2. Step 2: Convert to fraction form
    8,189.44/12,286.01 = 2,995.31/x
  3. Step 3: Cross multiply
    8,189.44x = 12,286.01 × 2,995.31
  4. Step 4: Simplify right side
    8,189.44x = 36,800,446.82
  5. Step 5: Solve for x
    x = 36,800,446.82/8,189.44
  6. Step 6: Final answer
    x = 4,493.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.