Home / 4,850.42-7,275.62-3,871.94

Finding the Fourth Proportional to 4,850.42, 7,275.62 and 3,871.94

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Solution

The fourth proportional to 4,850.42, 7,275.62 and 3,871.94 is: 5,807.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,850.42 : 7,275.62 = 3,871.94 : x
  2. Step 2: Convert to fraction form
    4,850.42/7,275.62 = 3,871.94/x
  3. Step 3: Cross multiply
    4,850.42x = 7,275.62 × 3,871.94
  4. Step 4: Simplify right side
    4,850.42x = 28,170,737.40
  5. Step 5: Solve for x
    x = 28,170,737.40/4,850.42
  6. Step 6: Final answer
    x = 5,807.90

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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.