Home / 2,268.78-3,397.77-1,576.14

Finding the Fourth Proportional to 2,268.78, 3,397.77 and 1,576.14

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Solution

The fourth proportional to 2,268.78, 3,397.77 and 1,576.14 is: 2,360.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.78 : 3,397.77 = 1,576.14 : x
  2. Step 2: Convert to fraction form
    2,268.78/3,397.77 = 1,576.14/x
  3. Step 3: Cross multiply
    2,268.78x = 3,397.77 × 1,576.14
  4. Step 4: Simplify right side
    2,268.78x = 5,355,361.21
  5. Step 5: Solve for x
    x = 5,355,361.21/2,268.78
  6. Step 6: Final answer
    x = 2,360.46

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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.