Home / 2,792.11-4,189.08-2,177.93

Finding the Fourth Proportional to 2,792.11, 4,189.08 and 2,177.93

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Solution

The fourth proportional to 2,792.11, 4,189.08 and 2,177.93 is: 3,267.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.11 : 4,189.08 = 2,177.93 : x
  2. Step 2: Convert to fraction form
    2,792.11/4,189.08 = 2,177.93/x
  3. Step 3: Cross multiply
    2,792.11x = 4,189.08 × 2,177.93
  4. Step 4: Simplify right side
    2,792.11x = 9,123,523.00
  5. Step 5: Solve for x
    x = 9,123,523.00/2,792.11
  6. Step 6: Final answer
    x = 3,267.61

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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.