Home / 11,776.46-17,660.04-5,198

Finding the Fourth Proportional to 11,776.46, 17,660.04 and 5,198

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Solution

The fourth proportional to 11,776.46, 17,660.04 and 5,198 is: 7,794.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,776.46 : 17,660.04 = 5,198 : x
  2. Step 2: Convert to fraction form
    11,776.46/17,660.04 = 5,198/x
  3. Step 3: Cross multiply
    11,776.46x = 17,660.04 × 5,198
  4. Step 4: Simplify right side
    11,776.46x = 91,796,887.92
  5. Step 5: Solve for x
    x = 91,796,887.92/11,776.46
  6. Step 6: Final answer
    x = 7,794.95

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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.