Home / 3,960.84-5,935.25-2,968.86

Finding the Fourth Proportional to 3,960.84, 5,935.25 and 2,968.86

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Solution

The fourth proportional to 3,960.84, 5,935.25 and 2,968.86 is: 4,448.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960.84 : 5,935.25 = 2,968.86 : x
  2. Step 2: Convert to fraction form
    3,960.84/5,935.25 = 2,968.86/x
  3. Step 3: Cross multiply
    3,960.84x = 5,935.25 × 2,968.86
  4. Step 4: Simplify right side
    3,960.84x = 17,620,933.74
  5. Step 5: Solve for x
    x = 17,620,933.74/3,960.84
  6. Step 6: Final answer
    x = 4,448.79

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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.