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Finding the Fourth Proportional to 6,577.54, 9,074.02 and 3,923.98

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Solution

The fourth proportional to 6,577.54, 9,074.02 and 3,923.98 is: 5,413.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,577.54 : 9,074.02 = 3,923.98 : x
  2. Step 2: Convert to fraction form
    6,577.54/9,074.02 = 3,923.98/x
  3. Step 3: Cross multiply
    6,577.54x = 9,074.02 × 3,923.98
  4. Step 4: Simplify right side
    6,577.54x = 35,606,273.00
  5. Step 5: Solve for x
    x = 35,606,273.00/6,577.54
  6. Step 6: Final answer
    x = 5,413.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.