Home / 5,619.26-8,424.66-3,397.64

Finding the Fourth Proportional to 5,619.26, 8,424.66 and 3,397.64

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Solution

The fourth proportional to 5,619.26, 8,424.66 and 3,397.64 is: 5,093.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.26 : 8,424.66 = 3,397.64 : x
  2. Step 2: Convert to fraction form
    5,619.26/8,424.66 = 3,397.64/x
  3. Step 3: Cross multiply
    5,619.26x = 8,424.66 × 3,397.64
  4. Step 4: Simplify right side
    5,619.26x = 28,623,919.68
  5. Step 5: Solve for x
    x = 28,623,919.68/5,619.26
  6. Step 6: Final answer
    x = 5,093.89

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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.