Home / 11,241.23-16,861.86-3,845.75

Finding the Fourth Proportional to 11,241.23, 16,861.86 and 3,845.75

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Solution

The fourth proportional to 11,241.23, 16,861.86 and 3,845.75 is: 5,768.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,241.23 : 16,861.86 = 3,845.75 : x
  2. Step 2: Convert to fraction form
    11,241.23/16,861.86 = 3,845.75/x
  3. Step 3: Cross multiply
    11,241.23x = 16,861.86 × 3,845.75
  4. Step 4: Simplify right side
    11,241.23x = 64,846,498.10
  5. Step 5: Solve for x
    x = 64,846,498.10/11,241.23
  6. Step 6: Final answer
    x = 5,768.63

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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.