Home / 11,241.60-16,861.78-3,450.41

Finding the Fourth Proportional to 11,241.60, 16,861.78 and 3,450.41

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Solution

The fourth proportional to 11,241.60, 16,861.78 and 3,450.41 is: 5,175.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,241.60 : 16,861.78 = 3,450.41 : x
  2. Step 2: Convert to fraction form
    11,241.60/16,861.78 = 3,450.41/x
  3. Step 3: Cross multiply
    11,241.60x = 16,861.78 × 3,450.41
  4. Step 4: Simplify right side
    11,241.60x = 58,180,054.33
  5. Step 5: Solve for x
    x = 58,180,054.33/11,241.60
  6. Step 6: Final answer
    x = 5,175.42

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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.