Home / 11,243.97-16,861.99-3,745.50

Finding the Fourth Proportional to 11,243.97, 16,861.99 and 3,745.50

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Solution

The fourth proportional to 11,243.97, 16,861.99 and 3,745.50 is: 5,616.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243.97 : 16,861.99 = 3,745.50 : x
  2. Step 2: Convert to fraction form
    11,243.97/16,861.99 = 3,745.50/x
  3. Step 3: Cross multiply
    11,243.97x = 16,861.99 × 3,745.50
  4. Step 4: Simplify right side
    11,243.97x = 63,156,583.55
  5. Step 5: Solve for x
    x = 63,156,583.55/11,243.97
  6. Step 6: Final answer
    x = 5,616.93

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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.