Home / 3,030.10-4,198.42-2,964.49

Finding the Fourth Proportional to 3,030.10, 4,198.42 and 2,964.49

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Solution

The fourth proportional to 3,030.10, 4,198.42 and 2,964.49 is: 4,107.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.10 : 4,198.42 = 2,964.49 : x
  2. Step 2: Convert to fraction form
    3,030.10/4,198.42 = 2,964.49/x
  3. Step 3: Cross multiply
    3,030.10x = 4,198.42 × 2,964.49
  4. Step 4: Simplify right side
    3,030.10x = 12,446,169.78
  5. Step 5: Solve for x
    x = 12,446,169.78/3,030.10
  6. Step 6: Final answer
    x = 4,107.51

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.