Home / 5,568.22-8,355.97-2,105.47

Finding the Fourth Proportional to 5,568.22, 8,355.97 and 2,105.47

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Solution

The fourth proportional to 5,568.22, 8,355.97 and 2,105.47 is: 3,159.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.22 : 8,355.97 = 2,105.47 : x
  2. Step 2: Convert to fraction form
    5,568.22/8,355.97 = 2,105.47/x
  3. Step 3: Cross multiply
    5,568.22x = 8,355.97 × 2,105.47
  4. Step 4: Simplify right side
    5,568.22x = 17,593,244.16
  5. Step 5: Solve for x
    x = 17,593,244.16/5,568.22
  6. Step 6: Final answer
    x = 3,159.58

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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.