Home / 4,227.30-6,331.23-2,762.82

Finding the Fourth Proportional to 4,227.30, 6,331.23 and 2,762.82

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Solution

The fourth proportional to 4,227.30, 6,331.23 and 2,762.82 is: 4,137.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.30 : 6,331.23 = 2,762.82 : x
  2. Step 2: Convert to fraction form
    4,227.30/6,331.23 = 2,762.82/x
  3. Step 3: Cross multiply
    4,227.30x = 6,331.23 × 2,762.82
  4. Step 4: Simplify right side
    4,227.30x = 17,492,048.87
  5. Step 5: Solve for x
    x = 17,492,048.87/4,227.30
  6. Step 6: Final answer
    x = 4,137.88

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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.