Home / 4,768.23-7,147.34-2,576.37

Finding the Fourth Proportional to 4,768.23, 7,147.34 and 2,576.37

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Solution

The fourth proportional to 4,768.23, 7,147.34 and 2,576.37 is: 3,861.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.23 : 7,147.34 = 2,576.37 : x
  2. Step 2: Convert to fraction form
    4,768.23/7,147.34 = 2,576.37/x
  3. Step 3: Cross multiply
    4,768.23x = 7,147.34 × 2,576.37
  4. Step 4: Simplify right side
    4,768.23x = 18,414,179.47
  5. Step 5: Solve for x
    x = 18,414,179.47/4,768.23
  6. Step 6: Final answer
    x = 3,861.85

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1.5x scale

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.