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Finding the Fourth Proportional to 2,608.92, 3,601.08 and 1,677.42

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Solution

The fourth proportional to 2,608.92, 3,601.08 and 1,677.42 is: 2,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608.92 : 3,601.08 = 1,677.42 : x
  2. Step 2: Convert to fraction form
    2,608.92/3,601.08 = 1,677.42/x
  3. Step 3: Cross multiply
    2,608.92x = 3,601.08 × 1,677.42
  4. Step 4: Simplify right side
    2,608.92x = 6,040,523.61
  5. Step 5: Solve for x
    x = 6,040,523.61/2,608.92
  6. Step 6: Final answer
    x = 2,315.33

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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.