Home / 8,069.13-12,103.70-2,226.20

Finding the Fourth Proportional to 8,069.13, 12,103.70 and 2,226.20

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Solution

The fourth proportional to 8,069.13, 12,103.70 and 2,226.20 is: 3,339.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.13 : 12,103.70 = 2,226.20 : x
  2. Step 2: Convert to fraction form
    8,069.13/12,103.70 = 2,226.20/x
  3. Step 3: Cross multiply
    8,069.13x = 12,103.70 × 2,226.20
  4. Step 4: Simplify right side
    8,069.13x = 26,945,185.29
  5. Step 5: Solve for x
    x = 26,945,185.29/8,069.13
  6. Step 6: Final answer
    x = 3,339.29

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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.