Home / 8,069.63-12,105.05-2,226.19

Finding the Fourth Proportional to 8,069.63, 12,105.05 and 2,226.19

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Solution

The fourth proportional to 8,069.63, 12,105.05 and 2,226.19 is: 3,339.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.63 : 12,105.05 = 2,226.19 : x
  2. Step 2: Convert to fraction form
    8,069.63/12,105.05 = 2,226.19/x
  3. Step 3: Cross multiply
    8,069.63x = 12,105.05 × 2,226.19
  4. Step 4: Simplify right side
    8,069.63x = 26,948,116.56
  5. Step 5: Solve for x
    x = 26,948,116.56/8,069.63
  6. Step 6: Final answer
    x = 3,339.45

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Double scale
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Similar ratio
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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.