Home / 3,862.26-5,328.67-2,183.51

Finding the Fourth Proportional to 3,862.26, 5,328.67 and 2,183.51

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Solution

The fourth proportional to 3,862.26, 5,328.67 and 2,183.51 is: 3,012.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.26 : 5,328.67 = 2,183.51 : x
  2. Step 2: Convert to fraction form
    3,862.26/5,328.67 = 2,183.51/x
  3. Step 3: Cross multiply
    3,862.26x = 5,328.67 × 2,183.51
  4. Step 4: Simplify right side
    3,862.26x = 11,635,204.23
  5. Step 5: Solve for x
    x = 11,635,204.23/3,862.26
  6. Step 6: Final answer
    x = 3,012.54

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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.