Home / 3,361.54-5,042.33-1,021.56

Finding the Fourth Proportional to 3,361.54, 5,042.33 and 1,021.56

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Solution

The fourth proportional to 3,361.54, 5,042.33 and 1,021.56 is: 1,532.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.54 : 5,042.33 = 1,021.56 : x
  2. Step 2: Convert to fraction form
    3,361.54/5,042.33 = 1,021.56/x
  3. Step 3: Cross multiply
    3,361.54x = 5,042.33 × 1,021.56
  4. Step 4: Simplify right side
    3,361.54x = 5,151,037.53
  5. Step 5: Solve for x
    x = 5,151,037.53/3,361.54
  6. Step 6: Final answer
    x = 1,532.34

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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.