Home / 7,319.26-10,984.26-5,449.38

Finding the Fourth Proportional to 7,319.26, 10,984.26 and 5,449.38

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Solution

The fourth proportional to 7,319.26, 10,984.26 and 5,449.38 is: 8,178.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.26 : 10,984.26 = 5,449.38 : x
  2. Step 2: Convert to fraction form
    7,319.26/10,984.26 = 5,449.38/x
  3. Step 3: Cross multiply
    7,319.26x = 10,984.26 × 5,449.38
  4. Step 4: Simplify right side
    7,319.26x = 59,857,355.35
  5. Step 5: Solve for x
    x = 59,857,355.35/7,319.26
  6. Step 6: Final answer
    x = 8,178.06

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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.