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Finding the Fourth Proportional to 3,755.54, 5,628.26 and 2,000.28

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Solution

The fourth proportional to 3,755.54, 5,628.26 and 2,000.28 is: 2,997.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.54 : 5,628.26 = 2,000.28 : x
  2. Step 2: Convert to fraction form
    3,755.54/5,628.26 = 2,000.28/x
  3. Step 3: Cross multiply
    3,755.54x = 5,628.26 × 2,000.28
  4. Step 4: Simplify right side
    3,755.54x = 11,258,095.91
  5. Step 5: Solve for x
    x = 11,258,095.91/3,755.54
  6. Step 6: Final answer
    x = 2,997.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.