Home / 5,771.44-7,964-3,413.12

Finding the Fourth Proportional to 5,771.44, 7,964 and 3,413.12

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Solution

The fourth proportional to 5,771.44, 7,964 and 3,413.12 is: 4,709.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.44 : 7,964 = 3,413.12 : x
  2. Step 2: Convert to fraction form
    5,771.44/7,964 = 3,413.12/x
  3. Step 3: Cross multiply
    5,771.44x = 7,964 × 3,413.12
  4. Step 4: Simplify right side
    5,771.44x = 27,182,087.68
  5. Step 5: Solve for x
    x = 27,182,087.68/5,771.44
  6. Step 6: Final answer
    x = 4,709.76

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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.