Home / 4,768.48-7,147.71-2,576.62

Finding the Fourth Proportional to 4,768.48, 7,147.71 and 2,576.62

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Solution

The fourth proportional to 4,768.48, 7,147.71 and 2,576.62 is: 3,862.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.48 : 7,147.71 = 2,576.62 : x
  2. Step 2: Convert to fraction form
    4,768.48/7,147.71 = 2,576.62/x
  3. Step 3: Cross multiply
    4,768.48x = 7,147.71 × 2,576.62
  4. Step 4: Simplify right side
    4,768.48x = 18,416,932.54
  5. Step 5: Solve for x
    x = 18,416,932.54/4,768.48
  6. Step 6: Final answer
    x = 3,862.22

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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.