Home / 11,191.68-16,787.52-3,796.16

Finding the Fourth Proportional to 11,191.68, 16,787.52 and 3,796.16

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Solution

The fourth proportional to 11,191.68, 16,787.52 and 3,796.16 is: 5,694.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,191.68 : 16,787.52 = 3,796.16 : x
  2. Step 2: Convert to fraction form
    11,191.68/16,787.52 = 3,796.16/x
  3. Step 3: Cross multiply
    11,191.68x = 16,787.52 × 3,796.16
  4. Step 4: Simplify right side
    11,191.68x = 63,728,111.92
  5. Step 5: Solve for x
    x = 63,728,111.92/11,191.68
  6. Step 6: Final answer
    x = 5,694.24

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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.