Home / 11,926.24-17,892.56-4,135.05

Finding the Fourth Proportional to 11,926.24, 17,892.56 and 4,135.05

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Solution

The fourth proportional to 11,926.24, 17,892.56 and 4,135.05 is: 6,203.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926.24 : 17,892.56 = 4,135.05 : x
  2. Step 2: Convert to fraction form
    11,926.24/17,892.56 = 4,135.05/x
  3. Step 3: Cross multiply
    11,926.24x = 17,892.56 × 4,135.05
  4. Step 4: Simplify right side
    11,926.24x = 73,986,654.28
  5. Step 5: Solve for x
    x = 73,986,654.28/11,926.24
  6. Step 6: Final answer
    x = 6,203.69

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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.