Home / 8,396.22-11,582.28-5,207.52

Finding the Fourth Proportional to 8,396.22, 11,582.28 and 5,207.52

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Solution

The fourth proportional to 8,396.22, 11,582.28 and 5,207.52 is: 7,183.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.22 : 11,582.28 = 5,207.52 : x
  2. Step 2: Convert to fraction form
    8,396.22/11,582.28 = 5,207.52/x
  3. Step 3: Cross multiply
    8,396.22x = 11,582.28 × 5,207.52
  4. Step 4: Simplify right side
    8,396.22x = 60,314,954.75
  5. Step 5: Solve for x
    x = 60,314,954.75/8,396.22
  6. Step 6: Final answer
    x = 7,183.58

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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.