Home / 11,806.80-17,721.14-5,967.52

Finding the Fourth Proportional to 11,806.80, 17,721.14 and 5,967.52

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Solution

The fourth proportional to 11,806.80, 17,721.14 and 5,967.52 is: 8,956.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,806.80 : 17,721.14 = 5,967.52 : x
  2. Step 2: Convert to fraction form
    11,806.80/17,721.14 = 5,967.52/x
  3. Step 3: Cross multiply
    11,806.80x = 17,721.14 × 5,967.52
  4. Step 4: Simplify right side
    11,806.80x = 105,751,257.37
  5. Step 5: Solve for x
    x = 105,751,257.37/11,806.80
  6. Step 6: Final answer
    x = 8,956.81

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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.