Home / 8,069.28-12,103.61-2,225.73

Finding the Fourth Proportional to 8,069.28, 12,103.61 and 2,225.73

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Solution

The fourth proportional to 8,069.28, 12,103.61 and 2,225.73 is: 3,338.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.28 : 12,103.61 = 2,225.73 : x
  2. Step 2: Convert to fraction form
    8,069.28/12,103.61 = 2,225.73/x
  3. Step 3: Cross multiply
    8,069.28x = 12,103.61 × 2,225.73
  4. Step 4: Simplify right side
    8,069.28x = 26,939,356.76
  5. Step 5: Solve for x
    x = 26,939,356.76/8,069.28
  6. Step 6: Final answer
    x = 3,338.51

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Double scale
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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.