Home / 11,828.82-17,743.10-3,508.86

Finding the Fourth Proportional to 11,828.82, 17,743.10 and 3,508.86

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Solution

The fourth proportional to 11,828.82, 17,743.10 and 3,508.86 is: 5,263.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.82 : 17,743.10 = 3,508.86 : x
  2. Step 2: Convert to fraction form
    11,828.82/17,743.10 = 3,508.86/x
  3. Step 3: Cross multiply
    11,828.82x = 17,743.10 × 3,508.86
  4. Step 4: Simplify right side
    11,828.82x = 62,258,053.87
  5. Step 5: Solve for x
    x = 62,258,053.87/11,828.82
  6. Step 6: Final answer
    x = 5,263.25

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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.