Home / 2,177.36-3,263.61-942.92

Finding the Fourth Proportional to 2,177.36, 3,263.61 and 942.92

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Solution

The fourth proportional to 2,177.36, 3,263.61 and 942.92 is: 1,413.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.36 : 3,263.61 = 942.92 : x
  2. Step 2: Convert to fraction form
    2,177.36/3,263.61 = 942.92/x
  3. Step 3: Cross multiply
    2,177.36x = 3,263.61 × 942.92
  4. Step 4: Simplify right side
    2,177.36x = 3,077,331.30
  5. Step 5: Solve for x
    x = 3,077,331.30/2,177.36
  6. Step 6: Final answer
    x = 1,413.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.