Home / 11,172.44-16,755.88-3,776.73

Finding the Fourth Proportional to 11,172.44, 16,755.88 and 3,776.73

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Solution

The fourth proportional to 11,172.44, 16,755.88 and 3,776.73 is: 5,664.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.44 : 16,755.88 = 3,776.73 : x
  2. Step 2: Convert to fraction form
    11,172.44/16,755.88 = 3,776.73/x
  3. Step 3: Cross multiply
    11,172.44x = 16,755.88 × 3,776.73
  4. Step 4: Simplify right side
    11,172.44x = 63,282,434.67
  5. Step 5: Solve for x
    x = 63,282,434.67/11,172.44
  6. Step 6: Final answer
    x = 5,664.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.