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Finding the Fourth Proportional to 5,369.63, 7,410.89 and 3,274.97

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Solution

The fourth proportional to 5,369.63, 7,410.89 and 3,274.97 is: 4,519.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,369.63 : 7,410.89 = 3,274.97 : x
  2. Step 2: Convert to fraction form
    5,369.63/7,410.89 = 3,274.97/x
  3. Step 3: Cross multiply
    5,369.63x = 7,410.89 × 3,274.97
  4. Step 4: Simplify right side
    5,369.63x = 24,270,413.56
  5. Step 5: Solve for x
    x = 24,270,413.56/5,369.63
  6. Step 6: Final answer
    x = 4,519.95

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1.5x scale

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.