Home / 7,892.52-11,836.35-6,662.94

Finding the Fourth Proportional to 7,892.52, 11,836.35 and 6,662.94

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Solution

The fourth proportional to 7,892.52, 11,836.35 and 6,662.94 is: 9,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892.52 : 11,836.35 = 6,662.94 : x
  2. Step 2: Convert to fraction form
    7,892.52/11,836.35 = 6,662.94/x
  3. Step 3: Cross multiply
    7,892.52x = 11,836.35 × 6,662.94
  4. Step 4: Simplify right side
    7,892.52x = 78,864,889.87
  5. Step 5: Solve for x
    x = 78,864,889.87/7,892.52
  6. Step 6: Final answer
    x = 9,992.36

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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.