Home / 10,849.32-16,299.90-6,961.32

Finding the Fourth Proportional to 10,849.32, 16,299.90 and 6,961.32

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Solution

The fourth proportional to 10,849.32, 16,299.90 and 6,961.32 is: 10,458.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,849.32 : 16,299.90 = 6,961.32 : x
  2. Step 2: Convert to fraction form
    10,849.32/16,299.90 = 6,961.32/x
  3. Step 3: Cross multiply
    10,849.32x = 16,299.90 × 6,961.32
  4. Step 4: Simplify right side
    10,849.32x = 113,468,819.87
  5. Step 5: Solve for x
    x = 113,468,819.87/10,849.32
  6. Step 6: Final answer
    x = 10,458.61

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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.