Home / 3,260.73-4,881.78-2,162.91

Finding the Fourth Proportional to 3,260.73, 4,881.78 and 2,162.91

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Solution

The fourth proportional to 3,260.73, 4,881.78 and 2,162.91 is: 3,238.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.73 : 4,881.78 = 2,162.91 : x
  2. Step 2: Convert to fraction form
    3,260.73/4,881.78 = 2,162.91/x
  3. Step 3: Cross multiply
    3,260.73x = 4,881.78 × 2,162.91
  4. Step 4: Simplify right side
    3,260.73x = 10,558,850.78
  5. Step 5: Solve for x
    x = 10,558,850.78/3,260.73
  6. Step 6: Final answer
    x = 3,238.19

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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.