Home / 3,755.45-5,182.44-2,076.86

Finding the Fourth Proportional to 3,755.45, 5,182.44 and 2,076.86

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Solution

The fourth proportional to 3,755.45, 5,182.44 and 2,076.86 is: 2,866.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.45 : 5,182.44 = 2,076.86 : x
  2. Step 2: Convert to fraction form
    3,755.45/5,182.44 = 2,076.86/x
  3. Step 3: Cross multiply
    3,755.45x = 5,182.44 × 2,076.86
  4. Step 4: Simplify right side
    3,755.45x = 10,763,176.43
  5. Step 5: Solve for x
    x = 10,763,176.43/3,755.45
  6. Step 6: Final answer
    x = 2,866.02

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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.