Home / 11,859.06-17,786.54-4,067.87

Finding the Fourth Proportional to 11,859.06, 17,786.54 and 4,067.87

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Solution

The fourth proportional to 11,859.06, 17,786.54 and 4,067.87 is: 6,101.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,859.06 : 17,786.54 = 4,067.87 : x
  2. Step 2: Convert to fraction form
    11,859.06/17,786.54 = 4,067.87/x
  3. Step 3: Cross multiply
    11,859.06x = 17,786.54 × 4,067.87
  4. Step 4: Simplify right side
    11,859.06x = 72,353,330.87
  5. Step 5: Solve for x
    x = 72,353,330.87/11,859.06
  6. Step 6: Final answer
    x = 6,101.10

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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.