Home / 2,617.04-3,922.38-1,229.24

Finding the Fourth Proportional to 2,617.04, 3,922.38 and 1,229.24

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Solution

The fourth proportional to 2,617.04, 3,922.38 and 1,229.24 is: 1,842.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617.04 : 3,922.38 = 1,229.24 : x
  2. Step 2: Convert to fraction form
    2,617.04/3,922.38 = 1,229.24/x
  3. Step 3: Cross multiply
    2,617.04x = 3,922.38 × 1,229.24
  4. Step 4: Simplify right side
    2,617.04x = 4,821,546.39
  5. Step 5: Solve for x
    x = 4,821,546.39/2,617.04
  6. Step 6: Final answer
    x = 1,842.37

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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.