Home / 11,546.80-17,320.20-3,755.44

Finding the Fourth Proportional to 11,546.80, 17,320.20 and 3,755.44

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Solution

The fourth proportional to 11,546.80, 17,320.20 and 3,755.44 is: 5,633.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,546.80 : 17,320.20 = 3,755.44 : x
  2. Step 2: Convert to fraction form
    11,546.80/17,320.20 = 3,755.44/x
  3. Step 3: Cross multiply
    11,546.80x = 17,320.20 × 3,755.44
  4. Step 4: Simplify right side
    11,546.80x = 65,044,971.89
  5. Step 5: Solve for x
    x = 65,044,971.89/11,546.80
  6. Step 6: Final answer
    x = 5,633.16

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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.