Home / 11,485.41-17,225.94-3,163.35

Finding the Fourth Proportional to 11,485.41, 17,225.94 and 3,163.35

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Solution

The fourth proportional to 11,485.41, 17,225.94 and 3,163.35 is: 4,744.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.41 : 17,225.94 = 3,163.35 : x
  2. Step 2: Convert to fraction form
    11,485.41/17,225.94 = 3,163.35/x
  3. Step 3: Cross multiply
    11,485.41x = 17,225.94 × 3,163.35
  4. Step 4: Simplify right side
    11,485.41x = 54,491,677.30
  5. Step 5: Solve for x
    x = 54,491,677.30/11,485.41
  6. Step 6: Final answer
    x = 4,744.43

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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.