Home / 3,755.44-5,182.38-2,076.81

Finding the Fourth Proportional to 3,755.44, 5,182.38 and 2,076.81

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Solution

The fourth proportional to 3,755.44, 5,182.38 and 2,076.81 is: 2,865.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.44 : 5,182.38 = 2,076.81 : x
  2. Step 2: Convert to fraction form
    3,755.44/5,182.38 = 2,076.81/x
  3. Step 3: Cross multiply
    3,755.44x = 5,182.38 × 2,076.81
  4. Step 4: Simplify right side
    3,755.44x = 10,762,818.61
  5. Step 5: Solve for x
    x = 10,762,818.61/3,755.44
  6. Step 6: Final answer
    x = 2,865.93

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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.