Home / 11,837.58-17,759.15-3,517.66

Finding the Fourth Proportional to 11,837.58, 17,759.15 and 3,517.66

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Solution

The fourth proportional to 11,837.58, 17,759.15 and 3,517.66 is: 5,277.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.58 : 17,759.15 = 3,517.66 : x
  2. Step 2: Convert to fraction form
    11,837.58/17,759.15 = 3,517.66/x
  3. Step 3: Cross multiply
    11,837.58x = 17,759.15 × 3,517.66
  4. Step 4: Simplify right side
    11,837.58x = 62,470,651.59
  5. Step 5: Solve for x
    x = 62,470,651.59/11,837.58
  6. Step 6: Final answer
    x = 5,277.32

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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.