Home / 3,951.44-5,453.01-2,183.34

Finding the Fourth Proportional to 3,951.44, 5,453.01 and 2,183.34

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Solution

The fourth proportional to 3,951.44, 5,453.01 and 2,183.34 is: 3,013.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.44 : 5,453.01 = 2,183.34 : x
  2. Step 2: Convert to fraction form
    3,951.44/5,453.01 = 2,183.34/x
  3. Step 3: Cross multiply
    3,951.44x = 5,453.01 × 2,183.34
  4. Step 4: Simplify right side
    3,951.44x = 11,905,774.85
  5. Step 5: Solve for x
    x = 11,905,774.85/3,951.44
  6. Step 6: Final answer
    x = 3,013.02

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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.