Home / 8,071.16-12,105.34-2,226.44

Finding the Fourth Proportional to 8,071.16, 12,105.34 and 2,226.44

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Solution

The fourth proportional to 8,071.16, 12,105.34 and 2,226.44 is: 3,339.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071.16 : 12,105.34 = 2,226.44 : x
  2. Step 2: Convert to fraction form
    8,071.16/12,105.34 = 2,226.44/x
  3. Step 3: Cross multiply
    8,071.16x = 12,105.34 × 2,226.44
  4. Step 4: Simplify right side
    8,071.16x = 26,951,813.19
  5. Step 5: Solve for x
    x = 26,951,813.19/8,071.16
  6. Step 6: Final answer
    x = 3,339.27

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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.