Home / 2,725.30-4,087.94-1,163.98

Finding the Fourth Proportional to 2,725.30, 4,087.94 and 1,163.98

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Solution

The fourth proportional to 2,725.30, 4,087.94 and 1,163.98 is: 1,745.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.30 : 4,087.94 = 1,163.98 : x
  2. Step 2: Convert to fraction form
    2,725.30/4,087.94 = 1,163.98/x
  3. Step 3: Cross multiply
    2,725.30x = 4,087.94 × 1,163.98
  4. Step 4: Simplify right side
    2,725.30x = 4,758,280.40
  5. Step 5: Solve for x
    x = 4,758,280.40/2,725.30
  6. Step 6: Final answer
    x = 1,745.97

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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.