Home / 3,576.80-4,935.92-2,004.96

Finding the Fourth Proportional to 3,576.80, 4,935.92 and 2,004.96

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Solution

The fourth proportional to 3,576.80, 4,935.92 and 2,004.96 is: 2,766.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.80 : 4,935.92 = 2,004.96 : x
  2. Step 2: Convert to fraction form
    3,576.80/4,935.92 = 2,004.96/x
  3. Step 3: Cross multiply
    3,576.80x = 4,935.92 × 2,004.96
  4. Step 4: Simplify right side
    3,576.80x = 9,896,322.16
  5. Step 5: Solve for x
    x = 9,896,322.16/3,576.80
  6. Step 6: Final answer
    x = 2,766.81

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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.