Home / 7,975.49-11,964.44-2,709.68

Finding the Fourth Proportional to 7,975.49, 11,964.44 and 2,709.68

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Solution

The fourth proportional to 7,975.49, 11,964.44 and 2,709.68 is: 4,064.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.49 : 11,964.44 = 2,709.68 : x
  2. Step 2: Convert to fraction form
    7,975.49/11,964.44 = 2,709.68/x
  3. Step 3: Cross multiply
    7,975.49x = 11,964.44 × 2,709.68
  4. Step 4: Simplify right side
    7,975.49x = 32,419,750.73
  5. Step 5: Solve for x
    x = 32,419,750.73/7,975.49
  6. Step 6: Final answer
    x = 4,064.93

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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.