Home / 7,864.44-11,786.94-3,969.96

Finding the Fourth Proportional to 7,864.44, 11,786.94 and 3,969.96

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Solution

The fourth proportional to 7,864.44, 11,786.94 and 3,969.96 is: 5,950.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.44 : 11,786.94 = 3,969.96 : x
  2. Step 2: Convert to fraction form
    7,864.44/11,786.94 = 3,969.96/x
  3. Step 3: Cross multiply
    7,864.44x = 11,786.94 × 3,969.96
  4. Step 4: Simplify right side
    7,864.44x = 46,793,680.32
  5. Step 5: Solve for x
    x = 46,793,680.32/7,864.44
  6. Step 6: Final answer
    x = 5,950.03

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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.