Home / 8,209.20-11,324.76-5,967.60

Finding the Fourth Proportional to 8,209.20, 11,324.76 and 5,967.60

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Solution

The fourth proportional to 8,209.20, 11,324.76 and 5,967.60 is: 8,232.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,209.20 : 11,324.76 = 5,967.60 : x
  2. Step 2: Convert to fraction form
    8,209.20/11,324.76 = 5,967.60/x
  3. Step 3: Cross multiply
    8,209.20x = 11,324.76 × 5,967.60
  4. Step 4: Simplify right side
    8,209.20x = 67,581,637.78
  5. Step 5: Solve for x
    x = 67,581,637.78/8,209.20
  6. Step 6: Final answer
    x = 8,232.43

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Half 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.