Home / 3,755.29-5,182.09-2,076.60

Finding the Fourth Proportional to 3,755.29, 5,182.09 and 2,076.60

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Solution

The fourth proportional to 3,755.29, 5,182.09 and 2,076.60 is: 2,865.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.29 : 5,182.09 = 2,076.60 : x
  2. Step 2: Convert to fraction form
    3,755.29/5,182.09 = 2,076.60/x
  3. Step 3: Cross multiply
    3,755.29x = 5,182.09 × 2,076.60
  4. Step 4: Simplify right side
    3,755.29x = 10,761,102.18
  5. Step 5: Solve for x
    x = 10,761,102.18/3,755.29
  6. Step 6: Final answer
    x = 2,865.58

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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.