Home / 6,896.44-9,516.75-3,912.55

Finding the Fourth Proportional to 6,896.44, 9,516.75 and 3,912.55

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Solution

The fourth proportional to 6,896.44, 9,516.75 and 3,912.55 is: 5,399.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,896.44 : 9,516.75 = 3,912.55 : x
  2. Step 2: Convert to fraction form
    6,896.44/9,516.75 = 3,912.55/x
  3. Step 3: Cross multiply
    6,896.44x = 9,516.75 × 3,912.55
  4. Step 4: Simplify right side
    6,896.44x = 37,234,760.21
  5. Step 5: Solve for x
    x = 37,234,760.21/6,896.44
  6. Step 6: Final answer
    x = 5,399.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.