Home / 3,001.27-4,141.25-1,940.49

Finding the Fourth Proportional to 3,001.27, 4,141.25 and 1,940.49

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Solution

The fourth proportional to 3,001.27, 4,141.25 and 1,940.49 is: 2,677.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.27 : 4,141.25 = 1,940.49 : x
  2. Step 2: Convert to fraction form
    3,001.27/4,141.25 = 1,940.49/x
  3. Step 3: Cross multiply
    3,001.27x = 4,141.25 × 1,940.49
  4. Step 4: Simplify right side
    3,001.27x = 8,036,058.95
  5. Step 5: Solve for x
    x = 8,036,058.95/3,001.27
  6. Step 6: Final answer
    x = 2,677.55

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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.