Home / 11,222.25-16,835.81-4,296.75

Finding the Fourth Proportional to 11,222.25, 16,835.81 and 4,296.75

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Solution

The fourth proportional to 11,222.25, 16,835.81 and 4,296.75 is: 6,446.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,222.25 : 16,835.81 = 4,296.75 : x
  2. Step 2: Convert to fraction form
    11,222.25/16,835.81 = 4,296.75/x
  3. Step 3: Cross multiply
    11,222.25x = 16,835.81 × 4,296.75
  4. Step 4: Simplify right side
    11,222.25x = 72,339,245.13
  5. Step 5: Solve for x
    x = 72,339,245.13/11,222.25
  6. Step 6: Final answer
    x = 6,446.06

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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.