Home / 11,385.92-17,076.96-3,995.84

Finding the Fourth Proportional to 11,385.92, 17,076.96 and 3,995.84

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Solution

The fourth proportional to 11,385.92, 17,076.96 and 3,995.84 is: 5,993.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,385.92 : 17,076.96 = 3,995.84 : x
  2. Step 2: Convert to fraction form
    11,385.92/17,076.96 = 3,995.84/x
  3. Step 3: Cross multiply
    11,385.92x = 17,076.96 × 3,995.84
  4. Step 4: Simplify right side
    11,385.92x = 68,236,799.85
  5. Step 5: Solve for x
    x = 68,236,799.85/11,385.92
  6. Step 6: Final answer
    x = 5,993.09

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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.