Home / 10,896.96-16,343.24-3,106.56

Finding the Fourth Proportional to 10,896.96, 16,343.24 and 3,106.56

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Solution

The fourth proportional to 10,896.96, 16,343.24 and 3,106.56 is: 4,659.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,896.96 : 16,343.24 = 3,106.56 : x
  2. Step 2: Convert to fraction form
    10,896.96/16,343.24 = 3,106.56/x
  3. Step 3: Cross multiply
    10,896.96x = 16,343.24 × 3,106.56
  4. Step 4: Simplify right side
    10,896.96x = 50,771,255.65
  5. Step 5: Solve for x
    x = 50,771,255.65/10,896.96
  6. Step 6: Final answer
    x = 4,659.21

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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.