Home / 8,071.09-12,105.18-2,226.25

Finding the Fourth Proportional to 8,071.09, 12,105.18 and 2,226.25

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Solution

The fourth proportional to 8,071.09, 12,105.18 and 2,226.25 is: 3,338.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071.09 : 12,105.18 = 2,226.25 : x
  2. Step 2: Convert to fraction form
    8,071.09/12,105.18 = 2,226.25/x
  3. Step 3: Cross multiply
    8,071.09x = 12,105.18 × 2,226.25
  4. Step 4: Simplify right side
    8,071.09x = 26,949,156.98
  5. Step 5: Solve for x
    x = 26,949,156.98/8,071.09
  6. Step 6: Final answer
    x = 3,338.97

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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.