Home / 2,624.15-3,936.85-1,163.72

Finding the Fourth Proportional to 2,624.15, 3,936.85 and 1,163.72

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Solution

The fourth proportional to 2,624.15, 3,936.85 and 1,163.72 is: 1,745.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.15 : 3,936.85 = 1,163.72 : x
  2. Step 2: Convert to fraction form
    2,624.15/3,936.85 = 1,163.72/x
  3. Step 3: Cross multiply
    2,624.15x = 3,936.85 × 1,163.72
  4. Step 4: Simplify right side
    2,624.15x = 4,581,398.01
  5. Step 5: Solve for x
    x = 4,581,398.01/2,624.15
  6. Step 6: Final answer
    x = 1,745.86

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1.5x scale

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.