Home / 2,568.24-3,848.22-1,333.80

Finding the Fourth Proportional to 2,568.24, 3,848.22 and 1,333.80

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Solution

The fourth proportional to 2,568.24, 3,848.22 and 1,333.80 is: 1,998.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.24 : 3,848.22 = 1,333.80 : x
  2. Step 2: Convert to fraction form
    2,568.24/3,848.22 = 1,333.80/x
  3. Step 3: Cross multiply
    2,568.24x = 3,848.22 × 1,333.80
  4. Step 4: Simplify right side
    2,568.24x = 5,132,755.84
  5. Step 5: Solve for x
    x = 5,132,755.84/2,568.24
  6. Step 6: Final answer
    x = 1,998.55

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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.