Home / 2,380.11-3,570.34-736.44

Finding the Fourth Proportional to 2,380.11, 3,570.34 and 736.44

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Solution

The fourth proportional to 2,380.11, 3,570.34 and 736.44 is: 1,104.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380.11 : 3,570.34 = 736.44 : x
  2. Step 2: Convert to fraction form
    2,380.11/3,570.34 = 736.44/x
  3. Step 3: Cross multiply
    2,380.11x = 3,570.34 × 736.44
  4. Step 4: Simplify right side
    2,380.11x = 2,629,337.51
  5. Step 5: Solve for x
    x = 2,629,337.51/2,380.11
  6. Step 6: Final answer
    x = 1,104.71

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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.