Home / 11,398.38-17,083.53-4,819.02

Finding the Fourth Proportional to 11,398.38, 17,083.53 and 4,819.02

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Solution

The fourth proportional to 11,398.38, 17,083.53 and 4,819.02 is: 7,222.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,398.38 : 17,083.53 = 4,819.02 : x
  2. Step 2: Convert to fraction form
    11,398.38/17,083.53 = 4,819.02/x
  3. Step 3: Cross multiply
    11,398.38x = 17,083.53 × 4,819.02
  4. Step 4: Simplify right side
    11,398.38x = 82,325,872.74
  5. Step 5: Solve for x
    x = 82,325,872.74/11,398.38
  6. Step 6: Final answer
    x = 7,222.59

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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.