Home / 2,891.19-4,338.23-1,042.73

Finding the Fourth Proportional to 2,891.19, 4,338.23 and 1,042.73

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Solution

The fourth proportional to 2,891.19, 4,338.23 and 1,042.73 is: 1,564.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891.19 : 4,338.23 = 1,042.73 : x
  2. Step 2: Convert to fraction form
    2,891.19/4,338.23 = 1,042.73/x
  3. Step 3: Cross multiply
    2,891.19x = 4,338.23 × 1,042.73
  4. Step 4: Simplify right side
    2,891.19x = 4,523,575.66
  5. Step 5: Solve for x
    x = 4,523,575.66/2,891.19
  6. Step 6: Final answer
    x = 1,564.61

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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.