Home / 3,062.81-4,222.94-2,589.86

Finding the Fourth Proportional to 3,062.81, 4,222.94 and 2,589.86

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Solution

The fourth proportional to 3,062.81, 4,222.94 and 2,589.86 is: 3,570.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.81 : 4,222.94 = 2,589.86 : x
  2. Step 2: Convert to fraction form
    3,062.81/4,222.94 = 2,589.86/x
  3. Step 3: Cross multiply
    3,062.81x = 4,222.94 × 2,589.86
  4. Step 4: Simplify right side
    3,062.81x = 10,936,789.32
  5. Step 5: Solve for x
    x = 10,936,789.32/3,062.81
  6. Step 6: Final answer
    x = 3,570.84

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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.