Home / 11,813.92-16,299.60-6,844.96

Finding the Fourth Proportional to 11,813.92, 16,299.60 and 6,844.96

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Solution

The fourth proportional to 11,813.92, 16,299.60 and 6,844.96 is: 9,443.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.92 : 16,299.60 = 6,844.96 : x
  2. Step 2: Convert to fraction form
    11,813.92/16,299.60 = 6,844.96/x
  3. Step 3: Cross multiply
    11,813.92x = 16,299.60 × 6,844.96
  4. Step 4: Simplify right side
    11,813.92x = 111,570,110.02
  5. Step 5: Solve for x
    x = 111,570,110.02/11,813.92
  6. Step 6: Final answer
    x = 9,443.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.