Home / 11,031.14-16,546.80-3,239.84

Finding the Fourth Proportional to 11,031.14, 16,546.80 and 3,239.84

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Solution

The fourth proportional to 11,031.14, 16,546.80 and 3,239.84 is: 4,859.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.14 : 16,546.80 = 3,239.84 : x
  2. Step 2: Convert to fraction form
    11,031.14/16,546.80 = 3,239.84/x
  3. Step 3: Cross multiply
    11,031.14x = 16,546.80 × 3,239.84
  4. Step 4: Simplify right side
    11,031.14x = 53,608,984.51
  5. Step 5: Solve for x
    x = 53,608,984.51/11,031.14
  6. Step 6: Final answer
    x = 4,859.79

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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.