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Finding the Fourth Proportional to 5,449.25, 7,519.97 and 2,965.25

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Solution

The fourth proportional to 5,449.25, 7,519.97 and 2,965.25 is: 4,092.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.25 : 7,519.97 = 2,965.25 : x
  2. Step 2: Convert to fraction form
    5,449.25/7,519.97 = 2,965.25/x
  3. Step 3: Cross multiply
    5,449.25x = 7,519.97 × 2,965.25
  4. Step 4: Simplify right side
    5,449.25x = 22,298,576.22
  5. Step 5: Solve for x
    x = 22,298,576.22/5,449.25
  6. Step 6: Final answer
    x = 4,092.05

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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.