Home / 3,272.73-4,908.98-1,081.40

Finding the Fourth Proportional to 3,272.73, 4,908.98 and 1,081.40

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Solution

The fourth proportional to 3,272.73, 4,908.98 and 1,081.40 is: 1,622.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.73 : 4,908.98 = 1,081.40 : x
  2. Step 2: Convert to fraction form
    3,272.73/4,908.98 = 1,081.40/x
  3. Step 3: Cross multiply
    3,272.73x = 4,908.98 × 1,081.40
  4. Step 4: Simplify right side
    3,272.73x = 5,308,570.97
  5. Step 5: Solve for x
    x = 5,308,570.97/3,272.73
  6. Step 6: Final answer
    x = 1,622.06

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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.