Home / 11,012.12-16,519.23-3,616.62

Finding the Fourth Proportional to 11,012.12, 16,519.23 and 3,616.62

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Solution

The fourth proportional to 11,012.12, 16,519.23 and 3,616.62 is: 5,425.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.12 : 16,519.23 = 3,616.62 : x
  2. Step 2: Convert to fraction form
    11,012.12/16,519.23 = 3,616.62/x
  3. Step 3: Cross multiply
    11,012.12x = 16,519.23 × 3,616.62
  4. Step 4: Simplify right side
    11,012.12x = 59,743,777.60
  5. Step 5: Solve for x
    x = 59,743,777.60/11,012.12
  6. Step 6: Final answer
    x = 5,425.27

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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.