Home / 8,072.09-12,106.68-2,227.25

Finding the Fourth Proportional to 8,072.09, 12,106.68 and 2,227.25

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Solution

The fourth proportional to 8,072.09, 12,106.68 and 2,227.25 is: 3,340.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.09 : 12,106.68 = 2,227.25 : x
  2. Step 2: Convert to fraction form
    8,072.09/12,106.68 = 2,227.25/x
  3. Step 3: Cross multiply
    8,072.09x = 12,106.68 × 2,227.25
  4. Step 4: Simplify right side
    8,072.09x = 26,964,603.03
  5. Step 5: Solve for x
    x = 26,964,603.03/8,072.09
  6. Step 6: Final answer
    x = 3,340.47

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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.