Home / 3,755.13-5,181.99-2,076.49

Finding the Fourth Proportional to 3,755.13, 5,181.99 and 2,076.49

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Solution

The fourth proportional to 3,755.13, 5,181.99 and 2,076.49 is: 2,865.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.13 : 5,181.99 = 2,076.49 : x
  2. Step 2: Convert to fraction form
    3,755.13/5,181.99 = 2,076.49/x
  3. Step 3: Cross multiply
    3,755.13x = 5,181.99 × 2,076.49
  4. Step 4: Simplify right side
    3,755.13x = 10,760,340.03
  5. Step 5: Solve for x
    x = 10,760,340.03/3,755.13
  6. Step 6: Final answer
    x = 2,865.51

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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.