Home / 11,937.07-17,906.16-3,932.34

Finding the Fourth Proportional to 11,937.07, 17,906.16 and 3,932.34

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Solution

The fourth proportional to 11,937.07, 17,906.16 and 3,932.34 is: 5,898.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,937.07 : 17,906.16 = 3,932.34 : x
  2. Step 2: Convert to fraction form
    11,937.07/17,906.16 = 3,932.34/x
  3. Step 3: Cross multiply
    11,937.07x = 17,906.16 × 3,932.34
  4. Step 4: Simplify right side
    11,937.07x = 70,413,109.21
  5. Step 5: Solve for x
    x = 70,413,109.21/11,937.07
  6. Step 6: Final answer
    x = 5,898.70

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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.