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Finding the Fourth Proportional to 2,747.98, 4,119.63 and 2,334.25

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Solution

The fourth proportional to 2,747.98, 4,119.63 and 2,334.25 is: 3,499.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.98 : 4,119.63 = 2,334.25 : x
  2. Step 2: Convert to fraction form
    2,747.98/4,119.63 = 2,334.25/x
  3. Step 3: Cross multiply
    2,747.98x = 4,119.63 × 2,334.25
  4. Step 4: Simplify right side
    2,747.98x = 9,616,246.33
  5. Step 5: Solve for x
    x = 9,616,246.33/2,747.98
  6. Step 6: Final answer
    x = 3,499.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.