Home / 11,289.37-16,944.99-5,450.08

Finding the Fourth Proportional to 11,289.37, 16,944.99 and 5,450.08

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Solution

The fourth proportional to 11,289.37, 16,944.99 and 5,450.08 is: 8,180.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,289.37 : 16,944.99 = 5,450.08 : x
  2. Step 2: Convert to fraction form
    11,289.37/16,944.99 = 5,450.08/x
  3. Step 3: Cross multiply
    11,289.37x = 16,944.99 × 5,450.08
  4. Step 4: Simplify right side
    11,289.37x = 92,351,488.30
  5. Step 5: Solve for x
    x = 92,351,488.30/11,289.37
  6. Step 6: Final answer
    x = 8,180.40

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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.