Home / 11,747.06-17,620.83-3,955.85

Finding the Fourth Proportional to 11,747.06, 17,620.83 and 3,955.85

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Solution

The fourth proportional to 11,747.06, 17,620.83 and 3,955.85 is: 5,933.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.06 : 17,620.83 = 3,955.85 : x
  2. Step 2: Convert to fraction form
    11,747.06/17,620.83 = 3,955.85/x
  3. Step 3: Cross multiply
    11,747.06x = 17,620.83 × 3,955.85
  4. Step 4: Simplify right side
    11,747.06x = 69,705,272.25
  5. Step 5: Solve for x
    x = 69,705,272.25/11,747.06
  6. Step 6: Final answer
    x = 5,933.85

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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.