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Finding the Fourth Proportional to 5,771.16, 7,964.01 and 3,413.25

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Solution

The fourth proportional to 5,771.16, 7,964.01 and 3,413.25 is: 4,710.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.16 : 7,964.01 = 3,413.25 : x
  2. Step 2: Convert to fraction form
    5,771.16/7,964.01 = 3,413.25/x
  3. Step 3: Cross multiply
    5,771.16x = 7,964.01 × 3,413.25
  4. Step 4: Simplify right side
    5,771.16x = 27,183,157.13
  5. Step 5: Solve for x
    x = 27,183,157.13/5,771.16
  6. Step 6: Final answer
    x = 4,710.17

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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.