Home / 11,836.08-17,756.82-3,518.64

Finding the Fourth Proportional to 11,836.08, 17,756.82 and 3,518.64

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Solution

The fourth proportional to 11,836.08, 17,756.82 and 3,518.64 is: 5,278.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836.08 : 17,756.82 = 3,518.64 : x
  2. Step 2: Convert to fraction form
    11,836.08/17,756.82 = 3,518.64/x
  3. Step 3: Cross multiply
    11,836.08x = 17,756.82 × 3,518.64
  4. Step 4: Simplify right side
    11,836.08x = 62,479,857.12
  5. Step 5: Solve for x
    x = 62,479,857.12/11,836.08
  6. Step 6: Final answer
    x = 5,278.76

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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.