Home / 11,183.68-16,774.54-3,787.98

Finding the Fourth Proportional to 11,183.68, 16,774.54 and 3,787.98

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Solution

The fourth proportional to 11,183.68, 16,774.54 and 3,787.98 is: 5,681.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.68 : 16,774.54 = 3,787.98 : x
  2. Step 2: Convert to fraction form
    11,183.68/16,774.54 = 3,787.98/x
  3. Step 3: Cross multiply
    11,183.68x = 16,774.54 × 3,787.98
  4. Step 4: Simplify right side
    11,183.68x = 63,541,622.03
  5. Step 5: Solve for x
    x = 63,541,622.03/11,183.68
  6. Step 6: Final answer
    x = 5,681.64

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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.