Home / 7,965.66-11,954.22-2,968.72

Finding the Fourth Proportional to 7,965.66, 11,954.22 and 2,968.72

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Solution

The fourth proportional to 7,965.66, 11,954.22 and 2,968.72 is: 4,455.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965.66 : 11,954.22 = 2,968.72 : x
  2. Step 2: Convert to fraction form
    7,965.66/11,954.22 = 2,968.72/x
  3. Step 3: Cross multiply
    7,965.66x = 11,954.22 × 2,968.72
  4. Step 4: Simplify right side
    7,965.66x = 35,488,732.00
  5. Step 5: Solve for x
    x = 35,488,732.00/7,965.66
  6. Step 6: Final answer
    x = 4,455.22

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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.