Home / 5,373.22-7,413.72-3,133.81

Finding the Fourth Proportional to 5,373.22, 7,413.72 and 3,133.81

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Solution

The fourth proportional to 5,373.22, 7,413.72 and 3,133.81 is: 4,323.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,373.22 : 7,413.72 = 3,133.81 : x
  2. Step 2: Convert to fraction form
    5,373.22/7,413.72 = 3,133.81/x
  3. Step 3: Cross multiply
    5,373.22x = 7,413.72 × 3,133.81
  4. Step 4: Simplify right side
    5,373.22x = 23,233,189.87
  5. Step 5: Solve for x
    x = 23,233,189.87/5,373.22
  6. Step 6: Final answer
    x = 4,323.89

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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.