Home / 7,898.18-11,847-2,351.53

Finding the Fourth Proportional to 7,898.18, 11,847 and 2,351.53

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Solution

The fourth proportional to 7,898.18, 11,847 and 2,351.53 is: 3,527.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.18 : 11,847 = 2,351.53 : x
  2. Step 2: Convert to fraction form
    7,898.18/11,847 = 2,351.53/x
  3. Step 3: Cross multiply
    7,898.18x = 11,847 × 2,351.53
  4. Step 4: Simplify right side
    7,898.18x = 27,858,516.68
  5. Step 5: Solve for x
    x = 27,858,516.68/7,898.18
  6. Step 6: Final answer
    x = 3,527.21

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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.