Home / 11,821.36-17,733.96-3,502.18

Finding the Fourth Proportional to 11,821.36, 17,733.96 and 3,502.18

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Solution

The fourth proportional to 11,821.36, 17,733.96 and 3,502.18 is: 5,253.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821.36 : 17,733.96 = 3,502.18 : x
  2. Step 2: Convert to fraction form
    11,821.36/17,733.96 = 3,502.18/x
  3. Step 3: Cross multiply
    11,821.36x = 17,733.96 × 3,502.18
  4. Step 4: Simplify right side
    11,821.36x = 62,107,520.03
  5. Step 5: Solve for x
    x = 62,107,520.03/11,821.36
  6. Step 6: Final answer
    x = 5,253.84

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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.