Home / 5,253.26-7,871.94-3,170.94

Finding the Fourth Proportional to 5,253.26, 7,871.94 and 3,170.94

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Solution

The fourth proportional to 5,253.26, 7,871.94 and 3,170.94 is: 4,751.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.26 : 7,871.94 = 3,170.94 : x
  2. Step 2: Convert to fraction form
    5,253.26/7,871.94 = 3,170.94/x
  3. Step 3: Cross multiply
    5,253.26x = 7,871.94 × 3,170.94
  4. Step 4: Simplify right side
    5,253.26x = 24,961,449.42
  5. Step 5: Solve for x
    x = 24,961,449.42/5,253.26
  6. Step 6: Final answer
    x = 4,751.62

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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.