Home / 8,204.18-11,323.62-5,217.68

Finding the Fourth Proportional to 8,204.18, 11,323.62 and 5,217.68

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Solution

The fourth proportional to 8,204.18, 11,323.62 and 5,217.68 is: 7,201.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,204.18 : 11,323.62 = 5,217.68 : x
  2. Step 2: Convert to fraction form
    8,204.18/11,323.62 = 5,217.68/x
  3. Step 3: Cross multiply
    8,204.18x = 11,323.62 × 5,217.68
  4. Step 4: Simplify right side
    8,204.18x = 59,083,025.60
  5. Step 5: Solve for x
    x = 59,083,025.60/8,204.18
  6. Step 6: Final answer
    x = 7,201.58

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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.