Home / 3,361.56-5,042.61-1,021.77

Finding the Fourth Proportional to 3,361.56, 5,042.61 and 1,021.77

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Solution

The fourth proportional to 3,361.56, 5,042.61 and 1,021.77 is: 1,532.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.56 : 5,042.61 = 1,021.77 : x
  2. Step 2: Convert to fraction form
    3,361.56/5,042.61 = 1,021.77/x
  3. Step 3: Cross multiply
    3,361.56x = 5,042.61 × 1,021.77
  4. Step 4: Simplify right side
    3,361.56x = 5,152,387.62
  5. Step 5: Solve for x
    x = 5,152,387.62/3,361.56
  6. Step 6: Final answer
    x = 1,532.74

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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.