Home / 8,070.44-12,105.72-2,226.92

Finding the Fourth Proportional to 8,070.44, 12,105.72 and 2,226.92

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Solution

The fourth proportional to 8,070.44, 12,105.72 and 2,226.92 is: 3,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.44 : 12,105.72 = 2,226.92 : x
  2. Step 2: Convert to fraction form
    8,070.44/12,105.72 = 2,226.92/x
  3. Step 3: Cross multiply
    8,070.44x = 12,105.72 × 2,226.92
  4. Step 4: Simplify right side
    8,070.44x = 26,958,469.98
  5. Step 5: Solve for x
    x = 26,958,469.98/8,070.44
  6. Step 6: Final answer
    x = 3,340.40

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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.