Home / 11,376.22-17,066.82-3,479.38

Finding the Fourth Proportional to 11,376.22, 17,066.82 and 3,479.38

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Solution

The fourth proportional to 11,376.22, 17,066.82 and 3,479.38 is: 5,219.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376.22 : 17,066.82 = 3,479.38 : x
  2. Step 2: Convert to fraction form
    11,376.22/17,066.82 = 3,479.38/x
  3. Step 3: Cross multiply
    11,376.22x = 17,066.82 × 3,479.38
  4. Step 4: Simplify right side
    11,376.22x = 59,381,952.17
  5. Step 5: Solve for x
    x = 59,381,952.17/11,376.22
  6. Step 6: Final answer
    x = 5,219.83

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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.