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Finding the Fourth Proportional to 11,924.87, 17,892.39 and 5,998.64

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Solution

The fourth proportional to 11,924.87, 17,892.39 and 5,998.64 is: 9,000.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.87 : 17,892.39 = 5,998.64 : x
  2. Step 2: Convert to fraction form
    11,924.87/17,892.39 = 5,998.64/x
  3. Step 3: Cross multiply
    11,924.87x = 17,892.39 × 5,998.64
  4. Step 4: Simplify right side
    11,924.87x = 107,330,006.35
  5. Step 5: Solve for x
    x = 107,330,006.35/11,924.87
  6. Step 6: Final answer
    x = 9,000.52

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1.5x scale

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.