Home / 11,932.96-17,899.62-3,613.36

Finding the Fourth Proportional to 11,932.96, 17,899.62 and 3,613.36

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Solution

The fourth proportional to 11,932.96, 17,899.62 and 3,613.36 is: 5,420.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.96 : 17,899.62 = 3,613.36 : x
  2. Step 2: Convert to fraction form
    11,932.96/17,899.62 = 3,613.36/x
  3. Step 3: Cross multiply
    11,932.96x = 17,899.62 × 3,613.36
  4. Step 4: Simplify right side
    11,932.96x = 64,677,770.92
  5. Step 5: Solve for x
    x = 64,677,770.92/11,932.96
  6. Step 6: Final answer
    x = 5,420.09

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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.