Home / 5,553.54-7,665.60-3,197.28

Finding the Fourth Proportional to 5,553.54, 7,665.60 and 3,197.28

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Solution

The fourth proportional to 5,553.54, 7,665.60 and 3,197.28 is: 4,413.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.54 : 7,665.60 = 3,197.28 : x
  2. Step 2: Convert to fraction form
    5,553.54/7,665.60 = 3,197.28/x
  3. Step 3: Cross multiply
    5,553.54x = 7,665.60 × 3,197.28
  4. Step 4: Simplify right side
    5,553.54x = 24,509,069.57
  5. Step 5: Solve for x
    x = 24,509,069.57/5,553.54
  6. Step 6: Final answer
    x = 4,413.23

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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.