Home / 7,066.27-9,751.49-3,923.07

Finding the Fourth Proportional to 7,066.27, 9,751.49 and 3,923.07

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Solution

The fourth proportional to 7,066.27, 9,751.49 and 3,923.07 is: 5,413.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,066.27 : 9,751.49 = 3,923.07 : x
  2. Step 2: Convert to fraction form
    7,066.27/9,751.49 = 3,923.07/x
  3. Step 3: Cross multiply
    7,066.27x = 9,751.49 × 3,923.07
  4. Step 4: Simplify right side
    7,066.27x = 38,255,777.87
  5. Step 5: Solve for x
    x = 38,255,777.87/7,066.27
  6. Step 6: Final answer
    x = 5,413.86

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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.