Home / 3,608.27-5,406.93-2,679.48

Finding the Fourth Proportional to 3,608.27, 5,406.93 and 2,679.48

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Solution

The fourth proportional to 3,608.27, 5,406.93 and 2,679.48 is: 4,015.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.27 : 5,406.93 = 2,679.48 : x
  2. Step 2: Convert to fraction form
    3,608.27/5,406.93 = 2,679.48/x
  3. Step 3: Cross multiply
    3,608.27x = 5,406.93 × 2,679.48
  4. Step 4: Simplify right side
    3,608.27x = 14,487,760.80
  5. Step 5: Solve for x
    x = 14,487,760.80/3,608.27
  6. Step 6: Final answer
    x = 4,015.16

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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.