Home / 10,816.28-16,224.38-2,608.28

Finding the Fourth Proportional to 10,816.28, 16,224.38 and 2,608.28

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Solution

The fourth proportional to 10,816.28, 16,224.38 and 2,608.28 is: 3,912.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,816.28 : 16,224.38 = 2,608.28 : x
  2. Step 2: Convert to fraction form
    10,816.28/16,224.38 = 2,608.28/x
  3. Step 3: Cross multiply
    10,816.28x = 16,224.38 × 2,608.28
  4. Step 4: Simplify right side
    10,816.28x = 42,317,725.87
  5. Step 5: Solve for x
    x = 42,317,725.87/10,816.28
  6. Step 6: Final answer
    x = 3,912.41

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1.5x scale

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.