Home / 3,513.42-5,268.37-1,172.62

Finding the Fourth Proportional to 3,513.42, 5,268.37 and 1,172.62

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Solution

The fourth proportional to 3,513.42, 5,268.37 and 1,172.62 is: 1,758.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.42 : 5,268.37 = 1,172.62 : x
  2. Step 2: Convert to fraction form
    3,513.42/5,268.37 = 1,172.62/x
  3. Step 3: Cross multiply
    3,513.42x = 5,268.37 × 1,172.62
  4. Step 4: Simplify right side
    3,513.42x = 6,177,796.03
  5. Step 5: Solve for x
    x = 6,177,796.03/3,513.42
  6. Step 6: Final answer
    x = 1,758.34

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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.