Home / 8,072.91-12,110.06-2,229.52

Finding the Fourth Proportional to 8,072.91, 12,110.06 and 2,229.52

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Solution

The fourth proportional to 8,072.91, 12,110.06 and 2,229.52 is: 3,344.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.91 : 12,110.06 = 2,229.52 : x
  2. Step 2: Convert to fraction form
    8,072.91/12,110.06 = 2,229.52/x
  3. Step 3: Cross multiply
    8,072.91x = 12,110.06 × 2,229.52
  4. Step 4: Simplify right side
    8,072.91x = 26,999,620.97
  5. Step 5: Solve for x
    x = 26,999,620.97/8,072.91
  6. Step 6: Final answer
    x = 3,344.47

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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.