Home / 3,146.99-4,720.63-2,226.66

Finding the Fourth Proportional to 3,146.99, 4,720.63 and 2,226.66

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Solution

The fourth proportional to 3,146.99, 4,720.63 and 2,226.66 is: 3,340.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.99 : 4,720.63 = 2,226.66 : x
  2. Step 2: Convert to fraction form
    3,146.99/4,720.63 = 2,226.66/x
  3. Step 3: Cross multiply
    3,146.99x = 4,720.63 × 2,226.66
  4. Step 4: Simplify right side
    3,146.99x = 10,511,218.90
  5. Step 5: Solve for x
    x = 10,511,218.90/3,146.99
  6. Step 6: Final answer
    x = 3,340.09

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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.