Home / 11,956.04-17,935.10-3,191

Finding the Fourth Proportional to 11,956.04, 17,935.10 and 3,191

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Solution

The fourth proportional to 11,956.04, 17,935.10 and 3,191 is: 4,786.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,956.04 : 17,935.10 = 3,191 : x
  2. Step 2: Convert to fraction form
    11,956.04/17,935.10 = 3,191/x
  3. Step 3: Cross multiply
    11,956.04x = 17,935.10 × 3,191
  4. Step 4: Simplify right side
    11,956.04x = 57,230,904.10
  5. Step 5: Solve for x
    x = 57,230,904.10/11,956.04
  6. Step 6: Final answer
    x = 4,786.78

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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.