Home / 3,755.08-5,181.69-2,183.26

Finding the Fourth Proportional to 3,755.08, 5,181.69 and 2,183.26

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Solution

The fourth proportional to 3,755.08, 5,181.69 and 2,183.26 is: 3,012.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.08 : 5,181.69 = 2,183.26 : x
  2. Step 2: Convert to fraction form
    3,755.08/5,181.69 = 2,183.26/x
  3. Step 3: Cross multiply
    3,755.08x = 5,181.69 × 2,183.26
  4. Step 4: Simplify right side
    3,755.08x = 11,312,976.51
  5. Step 5: Solve for x
    x = 11,312,976.51/3,755.08
  6. Step 6: Final answer
    x = 3,012.71

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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.