Home / 3,063.43-4,226.48-2,118.87

Finding the Fourth Proportional to 3,063.43, 4,226.48 and 2,118.87

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Solution

The fourth proportional to 3,063.43, 4,226.48 and 2,118.87 is: 2,923.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.43 : 4,226.48 = 2,118.87 : x
  2. Step 2: Convert to fraction form
    3,063.43/4,226.48 = 2,118.87/x
  3. Step 3: Cross multiply
    3,063.43x = 4,226.48 × 2,118.87
  4. Step 4: Simplify right side
    3,063.43x = 8,955,361.68
  5. Step 5: Solve for x
    x = 8,955,361.68/3,063.43
  6. Step 6: Final answer
    x = 2,923.31

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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.