Home / 10,965.88-16,450.98-4,040.44

Finding the Fourth Proportional to 10,965.88, 16,450.98 and 4,040.44

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Solution

The fourth proportional to 10,965.88, 16,450.98 and 4,040.44 is: 6,061.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,965.88 : 16,450.98 = 4,040.44 : x
  2. Step 2: Convert to fraction form
    10,965.88/16,450.98 = 4,040.44/x
  3. Step 3: Cross multiply
    10,965.88x = 16,450.98 × 4,040.44
  4. Step 4: Simplify right side
    10,965.88x = 66,469,197.63
  5. Step 5: Solve for x
    x = 66,469,197.63/10,965.88
  6. Step 6: Final answer
    x = 6,061.46

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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.