Home / 8,226.12-12,335.92-3,546.48

Finding the Fourth Proportional to 8,226.12, 12,335.92 and 3,546.48

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Solution

The fourth proportional to 8,226.12, 12,335.92 and 3,546.48 is: 5,318.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.12 : 12,335.92 = 3,546.48 : x
  2. Step 2: Convert to fraction form
    8,226.12/12,335.92 = 3,546.48/x
  3. Step 3: Cross multiply
    8,226.12x = 12,335.92 × 3,546.48
  4. Step 4: Simplify right side
    8,226.12x = 43,749,093.56
  5. Step 5: Solve for x
    x = 43,749,093.56/8,226.12
  6. Step 6: Final answer
    x = 5,318.31

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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.