Home / 11,747.93-17,623.01-4,253.38

Finding the Fourth Proportional to 11,747.93, 17,623.01 and 4,253.38

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Solution

The fourth proportional to 11,747.93, 17,623.01 and 4,253.38 is: 6,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.93 : 17,623.01 = 4,253.38 : x
  2. Step 2: Convert to fraction form
    11,747.93/17,623.01 = 4,253.38/x
  3. Step 3: Cross multiply
    11,747.93x = 17,623.01 × 4,253.38
  4. Step 4: Simplify right side
    11,747.93x = 74,957,333.97
  5. Step 5: Solve for x
    x = 74,957,333.97/11,747.93
  6. Step 6: Final answer
    x = 6,380.47

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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.