Home / 3,755.22-5,182.06-2,076.76

Finding the Fourth Proportional to 3,755.22, 5,182.06 and 2,076.76

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Solution

The fourth proportional to 3,755.22, 5,182.06 and 2,076.76 is: 2,865.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.22 : 5,182.06 = 2,076.76 : x
  2. Step 2: Convert to fraction form
    3,755.22/5,182.06 = 2,076.76/x
  3. Step 3: Cross multiply
    3,755.22x = 5,182.06 × 2,076.76
  4. Step 4: Simplify right side
    3,755.22x = 10,761,894.93
  5. Step 5: Solve for x
    x = 10,761,894.93/3,755.22
  6. Step 6: Final answer
    x = 2,865.85

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Half scale
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Double scale
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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.