Home / 10,917.22-16,374.24-5,369.08

Finding the Fourth Proportional to 10,917.22, 16,374.24 and 5,369.08

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Solution

The fourth proportional to 10,917.22, 16,374.24 and 5,369.08 is: 8,052.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917.22 : 16,374.24 = 5,369.08 : x
  2. Step 2: Convert to fraction form
    10,917.22/16,374.24 = 5,369.08/x
  3. Step 3: Cross multiply
    10,917.22x = 16,374.24 × 5,369.08
  4. Step 4: Simplify right side
    10,917.22x = 87,914,495.78
  5. Step 5: Solve for x
    x = 87,914,495.78/10,917.22
  6. Step 6: Final answer
    x = 8,052.83

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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.