Home / 11,923.32-17,879.70-6,375.62

Finding the Fourth Proportional to 11,923.32, 17,879.70 and 6,375.62

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Solution

The fourth proportional to 11,923.32, 17,879.70 and 6,375.62 is: 9,560.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.32 : 17,879.70 = 6,375.62 : x
  2. Step 2: Convert to fraction form
    11,923.32/17,879.70 = 6,375.62/x
  3. Step 3: Cross multiply
    11,923.32x = 17,879.70 × 6,375.62
  4. Step 4: Simplify right side
    11,923.32x = 113,994,172.91
  5. Step 5: Solve for x
    x = 113,994,172.91/11,923.32
  6. Step 6: Final answer
    x = 9,560.61

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1.5x scale

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.