Home / 2,322.14-3,481.77-1,089.02

Finding the Fourth Proportional to 2,322.14, 3,481.77 and 1,089.02

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Solution

The fourth proportional to 2,322.14, 3,481.77 and 1,089.02 is: 1,632.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322.14 : 3,481.77 = 1,089.02 : x
  2. Step 2: Convert to fraction form
    2,322.14/3,481.77 = 1,089.02/x
  3. Step 3: Cross multiply
    2,322.14x = 3,481.77 × 1,089.02
  4. Step 4: Simplify right side
    2,322.14x = 3,791,717.17
  5. Step 5: Solve for x
    x = 3,791,717.17/2,322.14
  6. Step 6: Final answer
    x = 1,632.85

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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.