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Finding the Fourth Proportional to 4,894.44, 7,342.56 and 1,608.48

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Solution

The fourth proportional to 4,894.44, 7,342.56 and 1,608.48 is: 2,413.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,894.44 : 7,342.56 = 1,608.48 : x
  2. Step 2: Convert to fraction form
    4,894.44/7,342.56 = 1,608.48/x
  3. Step 3: Cross multiply
    4,894.44x = 7,342.56 × 1,608.48
  4. Step 4: Simplify right side
    4,894.44x = 11,810,360.91
  5. Step 5: Solve for x
    x = 11,810,360.91/4,894.44
  6. Step 6: Final answer
    x = 2,413.02

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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.