Home / 2,799.16-4,195.99-1,042.87

Finding the Fourth Proportional to 2,799.16, 4,195.99 and 1,042.87

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Solution

The fourth proportional to 2,799.16, 4,195.99 and 1,042.87 is: 1,563.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.16 : 4,195.99 = 1,042.87 : x
  2. Step 2: Convert to fraction form
    2,799.16/4,195.99 = 1,042.87/x
  3. Step 3: Cross multiply
    2,799.16x = 4,195.99 × 1,042.87
  4. Step 4: Simplify right side
    2,799.16x = 4,375,872.09
  5. Step 5: Solve for x
    x = 4,375,872.09/2,799.16
  6. Step 6: Final answer
    x = 1,563.28

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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.