Home / 11,221.72-16,837.43-6,021.52

Finding the Fourth Proportional to 11,221.72, 16,837.43 and 6,021.52

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Solution

The fourth proportional to 11,221.72, 16,837.43 and 6,021.52 is: 9,034.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,221.72 : 16,837.43 = 6,021.52 : x
  2. Step 2: Convert to fraction form
    11,221.72/16,837.43 = 6,021.52/x
  3. Step 3: Cross multiply
    11,221.72x = 16,837.43 × 6,021.52
  4. Step 4: Simplify right side
    11,221.72x = 101,386,921.49
  5. Step 5: Solve for x
    x = 101,386,921.49/11,221.72
  6. Step 6: Final answer
    x = 9,034.88

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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.