Home / 11,819.36-17,716.44-6,269.24

Finding the Fourth Proportional to 11,819.36, 17,716.44 and 6,269.24

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Solution

The fourth proportional to 11,819.36, 17,716.44 and 6,269.24 is: 9,397.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,819.36 : 17,716.44 = 6,269.24 : x
  2. Step 2: Convert to fraction form
    11,819.36/17,716.44 = 6,269.24/x
  3. Step 3: Cross multiply
    11,819.36x = 17,716.44 × 6,269.24
  4. Step 4: Simplify right side
    11,819.36x = 111,068,614.31
  5. Step 5: Solve for x
    x = 111,068,614.31/11,819.36
  6. Step 6: Final answer
    x = 9,397.18

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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.