Home / 3,633.72-5,451.35-1,170.27

Finding the Fourth Proportional to 3,633.72, 5,451.35 and 1,170.27

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Solution

The fourth proportional to 3,633.72, 5,451.35 and 1,170.27 is: 1,755.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.72 : 5,451.35 = 1,170.27 : x
  2. Step 2: Convert to fraction form
    3,633.72/5,451.35 = 1,170.27/x
  3. Step 3: Cross multiply
    3,633.72x = 5,451.35 × 1,170.27
  4. Step 4: Simplify right side
    3,633.72x = 6,379,551.36
  5. Step 5: Solve for x
    x = 6,379,551.36/3,633.72
  6. Step 6: Final answer
    x = 1,755.65

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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.