Home / 8,151.44-12,226.95-2,604.69

Finding the Fourth Proportional to 8,151.44, 12,226.95 and 2,604.69

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Solution

The fourth proportional to 8,151.44, 12,226.95 and 2,604.69 is: 3,906.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151.44 : 12,226.95 = 2,604.69 : x
  2. Step 2: Convert to fraction form
    8,151.44/12,226.95 = 2,604.69/x
  3. Step 3: Cross multiply
    8,151.44x = 12,226.95 × 2,604.69
  4. Step 4: Simplify right side
    8,151.44x = 31,847,414.40
  5. Step 5: Solve for x
    x = 31,847,414.40/8,151.44
  6. Step 6: Final answer
    x = 3,906.97

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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.