Home / 2,945.41-4,062.49-2,551.75

Finding the Fourth Proportional to 2,945.41, 4,062.49 and 2,551.75

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Solution

The fourth proportional to 2,945.41, 4,062.49 and 2,551.75 is: 3,519.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.41 : 4,062.49 = 2,551.75 : x
  2. Step 2: Convert to fraction form
    2,945.41/4,062.49 = 2,551.75/x
  3. Step 3: Cross multiply
    2,945.41x = 4,062.49 × 2,551.75
  4. Step 4: Simplify right side
    2,945.41x = 10,366,458.86
  5. Step 5: Solve for x
    x = 10,366,458.86/2,945.41
  6. Step 6: Final answer
    x = 3,519.53

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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.