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Finding the Fourth Proportional to 2,354.54, 3,255.26 and 2,251.26

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Solution

The fourth proportional to 2,354.54, 3,255.26 and 2,251.26 is: 3,112.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.54 : 3,255.26 = 2,251.26 : x
  2. Step 2: Convert to fraction form
    2,354.54/3,255.26 = 2,251.26/x
  3. Step 3: Cross multiply
    2,354.54x = 3,255.26 × 2,251.26
  4. Step 4: Simplify right side
    2,354.54x = 7,328,425.37
  5. Step 5: Solve for x
    x = 7,328,425.37/2,354.54
  6. Step 6: Final answer
    x = 3,112.47

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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.