Home / 3,227.76-4,839.26-2,185.16

Finding the Fourth Proportional to 3,227.76, 4,839.26 and 2,185.16

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Solution

The fourth proportional to 3,227.76, 4,839.26 and 2,185.16 is: 3,276.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.76 : 4,839.26 = 2,185.16 : x
  2. Step 2: Convert to fraction form
    3,227.76/4,839.26 = 2,185.16/x
  3. Step 3: Cross multiply
    3,227.76x = 4,839.26 × 2,185.16
  4. Step 4: Simplify right side
    3,227.76x = 10,574,522.26
  5. Step 5: Solve for x
    x = 10,574,522.26/3,227.76
  6. Step 6: Final answer
    x = 3,276.12

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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.