Home / 11,822.92-17,736.30-3,613

Finding the Fourth Proportional to 11,822.92, 17,736.30 and 3,613

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Solution

The fourth proportional to 11,822.92, 17,736.30 and 3,613 is: 5,420.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822.92 : 17,736.30 = 3,613 : x
  2. Step 2: Convert to fraction form
    11,822.92/17,736.30 = 3,613/x
  3. Step 3: Cross multiply
    11,822.92x = 17,736.30 × 3,613
  4. Step 4: Simplify right side
    11,822.92x = 64,081,251.90
  5. Step 5: Solve for x
    x = 64,081,251.90/11,822.92
  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.