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Finding the Fourth Proportional to 3,975.95, 5,964.17 and 1,343.23

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Solution

The fourth proportional to 3,975.95, 5,964.17 and 1,343.23 is: 2,014.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.95 : 5,964.17 = 1,343.23 : x
  2. Step 2: Convert to fraction form
    3,975.95/5,964.17 = 1,343.23/x
  3. Step 3: Cross multiply
    3,975.95x = 5,964.17 × 1,343.23
  4. Step 4: Simplify right side
    3,975.95x = 8,011,230.44
  5. Step 5: Solve for x
    x = 8,011,230.44/3,975.95
  6. Step 6: Final answer
    x = 2,014.92

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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.