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Finding the Fourth Proportional to 2,797.91, 4,194.12 and 1,041.62

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Solution

The fourth proportional to 2,797.91, 4,194.12 and 1,041.62 is: 1,561.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797.91 : 4,194.12 = 1,041.62 : x
  2. Step 2: Convert to fraction form
    2,797.91/4,194.12 = 1,041.62/x
  3. Step 3: Cross multiply
    2,797.91x = 4,194.12 × 1,041.62
  4. Step 4: Simplify right side
    2,797.91x = 4,368,679.27
  5. Step 5: Solve for x
    x = 4,368,679.27/2,797.91
  6. Step 6: Final answer
    x = 1,561.41

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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.