Home / 11,844.38-17,766.63-4,918.88

Finding the Fourth Proportional to 11,844.38, 17,766.63 and 4,918.88

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Solution

The fourth proportional to 11,844.38, 17,766.63 and 4,918.88 is: 7,378.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,844.38 : 17,766.63 = 4,918.88 : x
  2. Step 2: Convert to fraction form
    11,844.38/17,766.63 = 4,918.88/x
  3. Step 3: Cross multiply
    11,844.38x = 17,766.63 × 4,918.88
  4. Step 4: Simplify right side
    11,844.38x = 87,391,832.14
  5. Step 5: Solve for x
    x = 87,391,832.14/11,844.38
  6. Step 6: Final answer
    x = 7,378.34

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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.