Home / 11,778.75-16,241.41-9,083.88

Finding the Fourth Proportional to 11,778.75, 16,241.41 and 9,083.88

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Solution

The fourth proportional to 11,778.75, 16,241.41 and 9,083.88 is: 12,525.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778.75 : 16,241.41 = 9,083.88 : x
  2. Step 2: Convert to fraction form
    11,778.75/16,241.41 = 9,083.88/x
  3. Step 3: Cross multiply
    11,778.75x = 16,241.41 × 9,083.88
  4. Step 4: Simplify right side
    11,778.75x = 147,535,019.47
  5. Step 5: Solve for x
    x = 147,535,019.47/11,778.75
  6. Step 6: Final answer
    x = 12,525.52

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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.