Home / 2,826.43-3,899.13-1,882.66

Finding the Fourth Proportional to 2,826.43, 3,899.13 and 1,882.66

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Solution

The fourth proportional to 2,826.43, 3,899.13 and 1,882.66 is: 2,597.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.43 : 3,899.13 = 1,882.66 : x
  2. Step 2: Convert to fraction form
    2,826.43/3,899.13 = 1,882.66/x
  3. Step 3: Cross multiply
    2,826.43x = 3,899.13 × 1,882.66
  4. Step 4: Simplify right side
    2,826.43x = 7,340,736.09
  5. Step 5: Solve for x
    x = 7,340,736.09/2,826.43
  6. Step 6: Final answer
    x = 2,597.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.