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Finding the Fourth Proportional to 5,093.52, 7,640.60 and 1,630.52

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Solution

The fourth proportional to 5,093.52, 7,640.60 and 1,630.52 is: 2,445.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.52 : 7,640.60 = 1,630.52 : x
  2. Step 2: Convert to fraction form
    5,093.52/7,640.60 = 1,630.52/x
  3. Step 3: Cross multiply
    5,093.52x = 7,640.60 × 1,630.52
  4. Step 4: Simplify right side
    5,093.52x = 12,458,151.11
  5. Step 5: Solve for x
    x = 12,458,151.11/5,093.52
  6. Step 6: Final answer
    x = 2,445.88

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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.