Home / 2,940.26-4,057.45-1,613.94

Finding the Fourth Proportional to 2,940.26, 4,057.45 and 1,613.94

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Solution

The fourth proportional to 2,940.26, 4,057.45 and 1,613.94 is: 2,227.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.26 : 4,057.45 = 1,613.94 : x
  2. Step 2: Convert to fraction form
    2,940.26/4,057.45 = 1,613.94/x
  3. Step 3: Cross multiply
    2,940.26x = 4,057.45 × 1,613.94
  4. Step 4: Simplify right side
    2,940.26x = 6,548,478.66
  5. Step 5: Solve for x
    x = 6,548,478.66/2,940.26
  6. Step 6: Final answer
    x = 2,227.18

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1.5x scale

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.