Home / 2,731.14-3,768.82-1,552.12

Finding the Fourth Proportional to 2,731.14, 3,768.82 and 1,552.12

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Solution

The fourth proportional to 2,731.14, 3,768.82 and 1,552.12 is: 2,141.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.14 : 3,768.82 = 1,552.12 : x
  2. Step 2: Convert to fraction form
    2,731.14/3,768.82 = 1,552.12/x
  3. Step 3: Cross multiply
    2,731.14x = 3,768.82 × 1,552.12
  4. Step 4: Simplify right side
    2,731.14x = 5,849,660.90
  5. Step 5: Solve for x
    x = 5,849,660.90/2,731.14
  6. Step 6: Final answer
    x = 2,141.84

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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.