Home / 7,960.45-11,937.55-2,694.01

Finding the Fourth Proportional to 7,960.45, 11,937.55 and 2,694.01

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Solution

The fourth proportional to 7,960.45, 11,937.55 and 2,694.01 is: 4,039.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.45 : 11,937.55 = 2,694.01 : x
  2. Step 2: Convert to fraction form
    7,960.45/11,937.55 = 2,694.01/x
  3. Step 3: Cross multiply
    7,960.45x = 11,937.55 × 2,694.01
  4. Step 4: Simplify right side
    7,960.45x = 32,159,865.61
  5. Step 5: Solve for x
    x = 32,159,865.61/7,960.45
  6. Step 6: Final answer
    x = 4,039.96

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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.