Home / 2,522.21-3,474.97-1,891.76

Finding the Fourth Proportional to 2,522.21, 3,474.97 and 1,891.76

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Solution

The fourth proportional to 2,522.21, 3,474.97 and 1,891.76 is: 2,606.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.21 : 3,474.97 = 1,891.76 : x
  2. Step 2: Convert to fraction form
    2,522.21/3,474.97 = 1,891.76/x
  3. Step 3: Cross multiply
    2,522.21x = 3,474.97 × 1,891.76
  4. Step 4: Simplify right side
    2,522.21x = 6,573,787.14
  5. Step 5: Solve for x
    x = 6,573,787.14/2,522.21
  6. Step 6: Final answer
    x = 2,606.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.