Home / 9,163.09-13,745.37-2,589.79

Finding the Fourth Proportional to 9,163.09, 13,745.37 and 2,589.79

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Solution

The fourth proportional to 9,163.09, 13,745.37 and 2,589.79 is: 3,884.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163.09 : 13,745.37 = 2,589.79 : x
  2. Step 2: Convert to fraction form
    9,163.09/13,745.37 = 2,589.79/x
  3. Step 3: Cross multiply
    9,163.09x = 13,745.37 × 2,589.79
  4. Step 4: Simplify right side
    9,163.09x = 35,597,621.77
  5. Step 5: Solve for x
    x = 35,597,621.77/9,163.09
  6. Step 6: Final answer
    x = 3,884.89

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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.