Home / 2,192.31-3,281.99-1,450.53

Finding the Fourth Proportional to 2,192.31, 3,281.99 and 1,450.53

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Solution

The fourth proportional to 2,192.31, 3,281.99 and 1,450.53 is: 2,171.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.31 : 3,281.99 = 1,450.53 : x
  2. Step 2: Convert to fraction form
    2,192.31/3,281.99 = 1,450.53/x
  3. Step 3: Cross multiply
    2,192.31x = 3,281.99 × 1,450.53
  4. Step 4: Simplify right side
    2,192.31x = 4,760,617.70
  5. Step 5: Solve for x
    x = 4,760,617.70/2,192.31
  6. Step 6: Final answer
    x = 2,171.51

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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.