Home / 7,884.68-11,837.82-4,954.28

Finding the Fourth Proportional to 7,884.68, 11,837.82 and 4,954.28

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Solution

The fourth proportional to 7,884.68, 11,837.82 and 4,954.28 is: 7,438.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.68 : 11,837.82 = 4,954.28 : x
  2. Step 2: Convert to fraction form
    7,884.68/11,837.82 = 4,954.28/x
  3. Step 3: Cross multiply
    7,884.68x = 11,837.82 × 4,954.28
  4. Step 4: Simplify right side
    7,884.68x = 58,647,874.87
  5. Step 5: Solve for x
    x = 58,647,874.87/7,884.68
  6. Step 6: Final answer
    x = 7,438.21

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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.