Home / 3,361.54-5,042.31-1,282.09

Finding the Fourth Proportional to 3,361.54, 5,042.31 and 1,282.09

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Solution

The fourth proportional to 3,361.54, 5,042.31 and 1,282.09 is: 1,923.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.54 : 5,042.31 = 1,282.09 : x
  2. Step 2: Convert to fraction form
    3,361.54/5,042.31 = 1,282.09/x
  3. Step 3: Cross multiply
    3,361.54x = 5,042.31 × 1,282.09
  4. Step 4: Simplify right side
    3,361.54x = 6,464,695.23
  5. Step 5: Solve for x
    x = 6,464,695.23/3,361.54
  6. Step 6: Final answer
    x = 1,923.14

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Similar ratio
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1.5x scale

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.