Home / 1,960.08-2,704.84-1,163.04

Finding the Fourth Proportional to 1,960.08, 2,704.84 and 1,163.04

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Solution

The fourth proportional to 1,960.08, 2,704.84 and 1,163.04 is: 1,604.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960.08 : 2,704.84 = 1,163.04 : x
  2. Step 2: Convert to fraction form
    1,960.08/2,704.84 = 1,163.04/x
  3. Step 3: Cross multiply
    1,960.08x = 2,704.84 × 1,163.04
  4. Step 4: Simplify right side
    1,960.08x = 3,145,837.11
  5. Step 5: Solve for x
    x = 3,145,837.11/1,960.08
  6. Step 6: Final answer
    x = 1,604.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.