Home / 11,910.37-17,864.84-5,334.79

Finding the Fourth Proportional to 11,910.37, 17,864.84 and 5,334.79

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Solution

The fourth proportional to 11,910.37, 17,864.84 and 5,334.79 is: 8,001.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,910.37 : 17,864.84 = 5,334.79 : x
  2. Step 2: Convert to fraction form
    11,910.37/17,864.84 = 5,334.79/x
  3. Step 3: Cross multiply
    11,910.37x = 17,864.84 × 5,334.79
  4. Step 4: Simplify right side
    11,910.37x = 95,305,143.11
  5. Step 5: Solve for x
    x = 95,305,143.11/11,910.37
  6. Step 6: Final answer
    x = 8,001.86

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1.5x scale

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.