Home / 11,299.12-16,951.08-3,400.96

Finding the Fourth Proportional to 11,299.12, 16,951.08 and 3,400.96

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Solution

The fourth proportional to 11,299.12, 16,951.08 and 3,400.96 is: 5,102.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.12 : 16,951.08 = 3,400.96 : x
  2. Step 2: Convert to fraction form
    11,299.12/16,951.08 = 3,400.96/x
  3. Step 3: Cross multiply
    11,299.12x = 16,951.08 × 3,400.96
  4. Step 4: Simplify right side
    11,299.12x = 57,649,945.04
  5. Step 5: Solve for x
    x = 57,649,945.04/11,299.12
  6. Step 6: Final answer
    x = 5,102.16

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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.