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Finding the Fourth Proportional to 11,285.44, 16,924.44 and 4,709.86

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Solution

The fourth proportional to 11,285.44, 16,924.44 and 4,709.86 is: 7,063.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.44 : 16,924.44 = 4,709.86 : x
  2. Step 2: Convert to fraction form
    11,285.44/16,924.44 = 4,709.86/x
  3. Step 3: Cross multiply
    11,285.44x = 16,924.44 × 4,709.86
  4. Step 4: Simplify right side
    11,285.44x = 79,711,742.98
  5. Step 5: Solve for x
    x = 79,711,742.98/11,285.44
  6. Step 6: Final answer
    x = 7,063.24

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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.