Home / 10,771.50-16,157.26-3,376.54

Finding the Fourth Proportional to 10,771.50, 16,157.26 and 3,376.54

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Solution

The fourth proportional to 10,771.50, 16,157.26 and 3,376.54 is: 5,064.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,771.50 : 16,157.26 = 3,376.54 : x
  2. Step 2: Convert to fraction form
    10,771.50/16,157.26 = 3,376.54/x
  3. Step 3: Cross multiply
    10,771.50x = 16,157.26 × 3,376.54
  4. Step 4: Simplify right side
    10,771.50x = 54,555,634.68
  5. Step 5: Solve for x
    x = 54,555,634.68/10,771.50
  6. Step 6: Final answer
    x = 5,064.81

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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.