Home / 3,862.44-5,330.34-2,183.91

Finding the Fourth Proportional to 3,862.44, 5,330.34 and 2,183.91

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Solution

The fourth proportional to 3,862.44, 5,330.34 and 2,183.91 is: 3,013.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.44 : 5,330.34 = 2,183.91 : x
  2. Step 2: Convert to fraction form
    3,862.44/5,330.34 = 2,183.91/x
  3. Step 3: Cross multiply
    3,862.44x = 5,330.34 × 2,183.91
  4. Step 4: Simplify right side
    3,862.44x = 11,640,982.83
  5. Step 5: Solve for x
    x = 11,640,982.83/3,862.44
  6. Step 6: Final answer
    x = 3,013.89

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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.