Home / 3,277.22-4,912.62-1,813.28

Finding the Fourth Proportional to 3,277.22, 4,912.62 and 1,813.28

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Solution

The fourth proportional to 3,277.22, 4,912.62 and 1,813.28 is: 2,718.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.22 : 4,912.62 = 1,813.28 : x
  2. Step 2: Convert to fraction form
    3,277.22/4,912.62 = 1,813.28/x
  3. Step 3: Cross multiply
    3,277.22x = 4,912.62 × 1,813.28
  4. Step 4: Simplify right side
    3,277.22x = 8,907,955.59
  5. Step 5: Solve for x
    x = 8,907,955.59/3,277.22
  6. Step 6: Final answer
    x = 2,718.14

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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.