Home / 3,005.75-4,506.46-1,361.45

Finding the Fourth Proportional to 3,005.75, 4,506.46 and 1,361.45

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Solution

The fourth proportional to 3,005.75, 4,506.46 and 1,361.45 is: 2,041.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.75 : 4,506.46 = 1,361.45 : x
  2. Step 2: Convert to fraction form
    3,005.75/4,506.46 = 1,361.45/x
  3. Step 3: Cross multiply
    3,005.75x = 4,506.46 × 1,361.45
  4. Step 4: Simplify right side
    3,005.75x = 6,135,319.97
  5. Step 5: Solve for x
    x = 6,135,319.97/3,005.75
  6. Step 6: Final answer
    x = 2,041.19

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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.