Home / 3,941.30-5,912.76-1,344.08

Finding the Fourth Proportional to 3,941.30, 5,912.76 and 1,344.08

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Solution

The fourth proportional to 3,941.30, 5,912.76 and 1,344.08 is: 2,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.30 : 5,912.76 = 1,344.08 : x
  2. Step 2: Convert to fraction form
    3,941.30/5,912.76 = 1,344.08/x
  3. Step 3: Cross multiply
    3,941.30x = 5,912.76 × 1,344.08
  4. Step 4: Simplify right side
    3,941.30x = 7,947,222.46
  5. Step 5: Solve for x
    x = 7,947,222.46/3,941.30
  6. Step 6: Final answer
    x = 2,016.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.