Home / 3,100.67-4,650.16-1,226.26

Finding the Fourth Proportional to 3,100.67, 4,650.16 and 1,226.26

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Solution

The fourth proportional to 3,100.67, 4,650.16 and 1,226.26 is: 1,839.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.67 : 4,650.16 = 1,226.26 : x
  2. Step 2: Convert to fraction form
    3,100.67/4,650.16 = 1,226.26/x
  3. Step 3: Cross multiply
    3,100.67x = 4,650.16 × 1,226.26
  4. Step 4: Simplify right side
    3,100.67x = 5,702,305.20
  5. Step 5: Solve for x
    x = 5,702,305.20/3,100.67
  6. Step 6: Final answer
    x = 1,839.06

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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.