Home / 3,755.24-5,183.16-2,183.12

Finding the Fourth Proportional to 3,755.24, 5,183.16 and 2,183.12

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Solution

The fourth proportional to 3,755.24, 5,183.16 and 2,183.12 is: 3,013.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.24 : 5,183.16 = 2,183.12 : x
  2. Step 2: Convert to fraction form
    3,755.24/5,183.16 = 2,183.12/x
  3. Step 3: Cross multiply
    3,755.24x = 5,183.16 × 2,183.12
  4. Step 4: Simplify right side
    3,755.24x = 11,315,460.26
  5. Step 5: Solve for x
    x = 11,315,460.26/3,755.24
  6. Step 6: Final answer
    x = 3,013.25

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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.