Home / 2,940.11-4,057.40-1,613.94

Finding the Fourth Proportional to 2,940.11, 4,057.40 and 1,613.94

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Solution

The fourth proportional to 2,940.11, 4,057.40 and 1,613.94 is: 2,227.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.11 : 4,057.40 = 1,613.94 : x
  2. Step 2: Convert to fraction form
    2,940.11/4,057.40 = 1,613.94/x
  3. Step 3: Cross multiply
    2,940.11x = 4,057.40 × 1,613.94
  4. Step 4: Simplify right side
    2,940.11x = 6,548,398.14
  5. Step 5: Solve for x
    x = 6,548,398.14/2,940.11
  6. Step 6: Final answer
    x = 2,227.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.