Home / 11,392.22-17,090.04-3,995.38

Finding the Fourth Proportional to 11,392.22, 17,090.04 and 3,995.38

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Solution

The fourth proportional to 11,392.22, 17,090.04 and 3,995.38 is: 5,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,392.22 : 17,090.04 = 3,995.38 : x
  2. Step 2: Convert to fraction form
    11,392.22/17,090.04 = 3,995.38/x
  3. Step 3: Cross multiply
    11,392.22x = 17,090.04 × 3,995.38
  4. Step 4: Simplify right side
    11,392.22x = 68,281,121.75
  5. Step 5: Solve for x
    x = 68,281,121.75/11,392.22
  6. Step 6: Final answer
    x = 5,993.66

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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.