Home / 11,956.75-17,935.13-3,748.75

Finding the Fourth Proportional to 11,956.75, 17,935.13 and 3,748.75

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Solution

The fourth proportional to 11,956.75, 17,935.13 and 3,748.75 is: 5,623.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,956.75 : 17,935.13 = 3,748.75 : x
  2. Step 2: Convert to fraction form
    11,956.75/17,935.13 = 3,748.75/x
  3. Step 3: Cross multiply
    11,956.75x = 17,935.13 × 3,748.75
  4. Step 4: Simplify right side
    11,956.75x = 67,234,318.59
  5. Step 5: Solve for x
    x = 67,234,318.59/11,956.75
  6. Step 6: Final answer
    x = 5,623.13

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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.