Home / 2,268.06-3,401.04-1,172.13

Finding the Fourth Proportional to 2,268.06, 3,401.04 and 1,172.13

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Solution

The fourth proportional to 2,268.06, 3,401.04 and 1,172.13 is: 1,757.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.06 : 3,401.04 = 1,172.13 : x
  2. Step 2: Convert to fraction form
    2,268.06/3,401.04 = 1,172.13/x
  3. Step 3: Cross multiply
    2,268.06x = 3,401.04 × 1,172.13
  4. Step 4: Simplify right side
    2,268.06x = 3,986,461.02
  5. Step 5: Solve for x
    x = 3,986,461.02/2,268.06
  6. Step 6: Final answer
    x = 1,757.65

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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.