Home / 2,176.96-3,262.94-943.13

Finding the Fourth Proportional to 2,176.96, 3,262.94 and 943.13

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Solution

The fourth proportional to 2,176.96, 3,262.94 and 943.13 is: 1,413.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.96 : 3,262.94 = 943.13 : x
  2. Step 2: Convert to fraction form
    2,176.96/3,262.94 = 943.13/x
  3. Step 3: Cross multiply
    2,176.96x = 3,262.94 × 943.13
  4. Step 4: Simplify right side
    2,176.96x = 3,077,376.60
  5. Step 5: Solve for x
    x = 3,077,376.60/2,176.96
  6. Step 6: Final answer
    x = 1,413.61

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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.