Home / 10,958.22-16,440.09-3,166.98

Finding the Fourth Proportional to 10,958.22, 16,440.09 and 3,166.98

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Solution

The fourth proportional to 10,958.22, 16,440.09 and 3,166.98 is: 4,751.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,958.22 : 16,440.09 = 3,166.98 : x
  2. Step 2: Convert to fraction form
    10,958.22/16,440.09 = 3,166.98/x
  3. Step 3: Cross multiply
    10,958.22x = 16,440.09 × 3,166.98
  4. Step 4: Simplify right side
    10,958.22x = 52,065,436.23
  5. Step 5: Solve for x
    x = 52,065,436.23/10,958.22
  6. Step 6: Final answer
    x = 4,751.27

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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.