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Finding the Fourth Proportional to 2,597.73, 3,891.60 and 2,176.26

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Solution

The fourth proportional to 2,597.73, 3,891.60 and 2,176.26 is: 3,260.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,597.73 : 3,891.60 = 2,176.26 : x
  2. Step 2: Convert to fraction form
    2,597.73/3,891.60 = 2,176.26/x
  3. Step 3: Cross multiply
    2,597.73x = 3,891.60 × 2,176.26
  4. Step 4: Simplify right side
    2,597.73x = 8,469,133.42
  5. Step 5: Solve for x
    x = 8,469,133.42/2,597.73
  6. Step 6: Final answer
    x = 3,260.21

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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.