Home / 4,227.72-6,338.13-2,836.81

Finding the Fourth Proportional to 4,227.72, 6,338.13 and 2,836.81

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Solution

The fourth proportional to 4,227.72, 6,338.13 and 2,836.81 is: 4,252.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.72 : 6,338.13 = 2,836.81 : x
  2. Step 2: Convert to fraction form
    4,227.72/6,338.13 = 2,836.81/x
  3. Step 3: Cross multiply
    4,227.72x = 6,338.13 × 2,836.81
  4. Step 4: Simplify right side
    4,227.72x = 17,980,070.57
  5. Step 5: Solve for x
    x = 17,980,070.57/4,227.72
  6. Step 6: Final answer
    x = 4,252.90

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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.