Home / 9,819.09-13,553.24-5,992.11

Finding the Fourth Proportional to 9,819.09, 13,553.24 and 5,992.11

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Solution

The fourth proportional to 9,819.09, 13,553.24 and 5,992.11 is: 8,270.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,819.09 : 13,553.24 = 5,992.11 : x
  2. Step 2: Convert to fraction form
    9,819.09/13,553.24 = 5,992.11/x
  3. Step 3: Cross multiply
    9,819.09x = 13,553.24 × 5,992.11
  4. Step 4: Simplify right side
    9,819.09x = 81,212,474.98
  5. Step 5: Solve for x
    x = 81,212,474.98/9,819.09
  6. Step 6: Final answer
    x = 8,270.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.