Home / 8,207.83-12,313.94-2,943.37

Finding the Fourth Proportional to 8,207.83, 12,313.94 and 2,943.37

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Solution

The fourth proportional to 8,207.83, 12,313.94 and 2,943.37 is: 4,415.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.83 : 12,313.94 = 2,943.37 : x
  2. Step 2: Convert to fraction form
    8,207.83/12,313.94 = 2,943.37/x
  3. Step 3: Cross multiply
    8,207.83x = 12,313.94 × 2,943.37
  4. Step 4: Simplify right side
    8,207.83x = 36,244,481.58
  5. Step 5: Solve for x
    x = 36,244,481.58/8,207.83
  6. Step 6: Final answer
    x = 4,415.84

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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.