Home / 3,601.28-4,969.76-2,007.91

Finding the Fourth Proportional to 3,601.28, 4,969.76 and 2,007.91

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Solution

The fourth proportional to 3,601.28, 4,969.76 and 2,007.91 is: 2,770.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.28 : 4,969.76 = 2,007.91 : x
  2. Step 2: Convert to fraction form
    3,601.28/4,969.76 = 2,007.91/x
  3. Step 3: Cross multiply
    3,601.28x = 4,969.76 × 2,007.91
  4. Step 4: Simplify right side
    3,601.28x = 9,978,826.97
  5. Step 5: Solve for x
    x = 9,978,826.97/3,601.28
  6. Step 6: Final answer
    x = 2,770.91

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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.