Home / 7,892.85-11,837.45-2,344.86

Finding the Fourth Proportional to 7,892.85, 11,837.45 and 2,344.86

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Solution

The fourth proportional to 7,892.85, 11,837.45 and 2,344.86 is: 3,516.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892.85 : 11,837.45 = 2,344.86 : x
  2. Step 2: Convert to fraction form
    7,892.85/11,837.45 = 2,344.86/x
  3. Step 3: Cross multiply
    7,892.85x = 11,837.45 × 2,344.86
  4. Step 4: Simplify right side
    7,892.85x = 27,757,168.87
  5. Step 5: Solve for x
    x = 27,757,168.87/7,892.85
  6. Step 6: Final answer
    x = 3,516.75

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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.