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Finding the Fourth Proportional to 4,092.44, 6,139.22 and 1,627.50

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Solution

The fourth proportional to 4,092.44, 6,139.22 and 1,627.50 is: 2,441.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.44 : 6,139.22 = 1,627.50 : x
  2. Step 2: Convert to fraction form
    4,092.44/6,139.22 = 1,627.50/x
  3. Step 3: Cross multiply
    4,092.44x = 6,139.22 × 1,627.50
  4. Step 4: Simplify right side
    4,092.44x = 9,991,580.55
  5. Step 5: Solve for x
    x = 9,991,580.55/4,092.44
  6. Step 6: Final answer
    x = 2,441.47

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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.