Home / 7,975.68-11,956.32-3,359.04

Finding the Fourth Proportional to 7,975.68, 11,956.32 and 3,359.04

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Solution

The fourth proportional to 7,975.68, 11,956.32 and 3,359.04 is: 5,035.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.68 : 11,956.32 = 3,359.04 : x
  2. Step 2: Convert to fraction form
    7,975.68/11,956.32 = 3,359.04/x
  3. Step 3: Cross multiply
    7,975.68x = 11,956.32 × 3,359.04
  4. Step 4: Simplify right side
    7,975.68x = 40,161,757.13
  5. Step 5: Solve for x
    x = 40,161,757.13/7,975.68
  6. Step 6: Final answer
    x = 5,035.53

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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.