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Finding the Fourth Proportional to 3,175.96, 4,755.96 and 1,925.88

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Solution

The fourth proportional to 3,175.96, 4,755.96 and 1,925.88 is: 2,883.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.96 : 4,755.96 = 1,925.88 : x
  2. Step 2: Convert to fraction form
    3,175.96/4,755.96 = 1,925.88/x
  3. Step 3: Cross multiply
    3,175.96x = 4,755.96 × 1,925.88
  4. Step 4: Simplify right side
    3,175.96x = 9,159,408.24
  5. Step 5: Solve for x
    x = 9,159,408.24/3,175.96
  6. Step 6: Final answer
    x = 2,883.98

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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.