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Finding the Fourth Proportional to 3,755.34, 5,627.22 and 1,804.86

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Solution

The fourth proportional to 3,755.34, 5,627.22 and 1,804.86 is: 2,704.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.34 : 5,627.22 = 1,804.86 : x
  2. Step 2: Convert to fraction form
    3,755.34/5,627.22 = 1,804.86/x
  3. Step 3: Cross multiply
    3,755.34x = 5,627.22 × 1,804.86
  4. Step 4: Simplify right side
    3,755.34x = 10,156,344.29
  5. Step 5: Solve for x
    x = 10,156,344.29/3,755.34
  6. Step 6: Final answer
    x = 2,704.51

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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.