Home / 8,065.82-12,098.72-2,222.43

Finding the Fourth Proportional to 8,065.82, 12,098.72 and 2,222.43

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Solution

The fourth proportional to 8,065.82, 12,098.72 and 2,222.43 is: 3,333.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.82 : 12,098.72 = 2,222.43 : x
  2. Step 2: Convert to fraction form
    8,065.82/12,098.72 = 2,222.43/x
  3. Step 3: Cross multiply
    8,065.82x = 12,098.72 × 2,222.43
  4. Step 4: Simplify right side
    8,065.82x = 26,888,497.80
  5. Step 5: Solve for x
    x = 26,888,497.80/8,065.82
  6. Step 6: Final answer
    x = 3,333.64

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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.