Home / 11,935.22-17,908.90-5,360.04

Finding the Fourth Proportional to 11,935.22, 17,908.90 and 5,360.04

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Solution

The fourth proportional to 11,935.22, 17,908.90 and 5,360.04 is: 8,042.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935.22 : 17,908.90 = 5,360.04 : x
  2. Step 2: Convert to fraction form
    11,935.22/17,908.90 = 5,360.04/x
  3. Step 3: Cross multiply
    11,935.22x = 17,908.90 × 5,360.04
  4. Step 4: Simplify right side
    11,935.22x = 95,992,406.96
  5. Step 5: Solve for x
    x = 95,992,406.96/11,935.22
  6. Step 6: Final answer
    x = 8,042.79

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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.