Home / 11,022.22-15,210.44-6,241.80

Finding the Fourth Proportional to 11,022.22, 15,210.44 and 6,241.80

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Solution

The fourth proportional to 11,022.22, 15,210.44 and 6,241.80 is: 8,613.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.22 : 15,210.44 = 6,241.80 : x
  2. Step 2: Convert to fraction form
    11,022.22/15,210.44 = 6,241.80/x
  3. Step 3: Cross multiply
    11,022.22x = 15,210.44 × 6,241.80
  4. Step 4: Simplify right side
    11,022.22x = 94,940,524.39
  5. Step 5: Solve for x
    x = 94,940,524.39/11,022.22
  6. Step 6: Final answer
    x = 8,613.56

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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.