Home / 5,099.16-7,633.80-3,871.38

Finding the Fourth Proportional to 5,099.16, 7,633.80 and 3,871.38

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Solution

The fourth proportional to 5,099.16, 7,633.80 and 3,871.38 is: 5,795.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099.16 : 7,633.80 = 3,871.38 : x
  2. Step 2: Convert to fraction form
    5,099.16/7,633.80 = 3,871.38/x
  3. Step 3: Cross multiply
    5,099.16x = 7,633.80 × 3,871.38
  4. Step 4: Simplify right side
    5,099.16x = 29,553,340.64
  5. Step 5: Solve for x
    x = 29,553,340.64/5,099.16
  6. Step 6: Final answer
    x = 5,795.73

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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.