Home / 3,576.91-4,936.12-2,005.02

Finding the Fourth Proportional to 3,576.91, 4,936.12 and 2,005.02

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Solution

The fourth proportional to 3,576.91, 4,936.12 and 2,005.02 is: 2,766.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.91 : 4,936.12 = 2,005.02 : x
  2. Step 2: Convert to fraction form
    3,576.91/4,936.12 = 2,005.02/x
  3. Step 3: Cross multiply
    3,576.91x = 4,936.12 × 2,005.02
  4. Step 4: Simplify right side
    3,576.91x = 9,897,019.32
  5. Step 5: Solve for x
    x = 9,897,019.32/3,576.91
  6. Step 6: Final answer
    x = 2,766.92

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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.