Home / 6,896.68-10,344.30-1,966

Finding the Fourth Proportional to 6,896.68, 10,344.30 and 1,966

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Solution

The fourth proportional to 6,896.68, 10,344.30 and 1,966 is: 2,948.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,896.68 : 10,344.30 = 1,966 : x
  2. Step 2: Convert to fraction form
    6,896.68/10,344.30 = 1,966/x
  3. Step 3: Cross multiply
    6,896.68x = 10,344.30 × 1,966
  4. Step 4: Simplify right side
    6,896.68x = 20,336,893.80
  5. Step 5: Solve for x
    x = 20,336,893.80/6,896.68
  6. Step 6: Final answer
    x = 2,948.79

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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.