Home / 8,179.26-11,287.42-4,453.26

Finding the Fourth Proportional to 8,179.26, 11,287.42 and 4,453.26

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Solution

The fourth proportional to 8,179.26, 11,287.42 and 4,453.26 is: 6,145.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179.26 : 11,287.42 = 4,453.26 : x
  2. Step 2: Convert to fraction form
    8,179.26/11,287.42 = 4,453.26/x
  3. Step 3: Cross multiply
    8,179.26x = 11,287.42 × 4,453.26
  4. Step 4: Simplify right side
    8,179.26x = 50,265,815.99
  5. Step 5: Solve for x
    x = 50,265,815.99/8,179.26
  6. Step 6: Final answer
    x = 6,145.52

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.