Home / 3,472.38-4,791.83-1,900.44

Finding the Fourth Proportional to 3,472.38, 4,791.83 and 1,900.44

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Solution

The fourth proportional to 3,472.38, 4,791.83 and 1,900.44 is: 2,622.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.38 : 4,791.83 = 1,900.44 : x
  2. Step 2: Convert to fraction form
    3,472.38/4,791.83 = 1,900.44/x
  3. Step 3: Cross multiply
    3,472.38x = 4,791.83 × 1,900.44
  4. Step 4: Simplify right side
    3,472.38x = 9,106,575.90
  5. Step 5: Solve for x
    x = 9,106,575.90/3,472.38
  6. Step 6: Final answer
    x = 2,622.57

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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.