Home / 2,877.82-4,310.97-1,722.94

Finding the Fourth Proportional to 2,877.82, 4,310.97 and 1,722.94

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Solution

The fourth proportional to 2,877.82, 4,310.97 and 1,722.94 is: 2,580.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877.82 : 4,310.97 = 1,722.94 : x
  2. Step 2: Convert to fraction form
    2,877.82/4,310.97 = 1,722.94/x
  3. Step 3: Cross multiply
    2,877.82x = 4,310.97 × 1,722.94
  4. Step 4: Simplify right side
    2,877.82x = 7,427,542.65
  5. Step 5: Solve for x
    x = 7,427,542.65/2,877.82
  6. Step 6: Final answer
    x = 2,580.96

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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.