Home / 8,896.74-13,349.66-3,969.61

Finding the Fourth Proportional to 8,896.74, 13,349.66 and 3,969.61

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Solution

The fourth proportional to 8,896.74, 13,349.66 and 3,969.61 is: 5,956.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896.74 : 13,349.66 = 3,969.61 : x
  2. Step 2: Convert to fraction form
    8,896.74/13,349.66 = 3,969.61/x
  3. Step 3: Cross multiply
    8,896.74x = 13,349.66 × 3,969.61
  4. Step 4: Simplify right side
    8,896.74x = 52,992,912.94
  5. Step 5: Solve for x
    x = 52,992,912.94/8,896.74
  6. Step 6: Final answer
    x = 5,956.44

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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.