Home / 3,274.26-4,519.89-2,279.18

Finding the Fourth Proportional to 3,274.26, 4,519.89 and 2,279.18

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Solution

The fourth proportional to 3,274.26, 4,519.89 and 2,279.18 is: 3,146.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.26 : 4,519.89 = 2,279.18 : x
  2. Step 2: Convert to fraction form
    3,274.26/4,519.89 = 2,279.18/x
  3. Step 3: Cross multiply
    3,274.26x = 4,519.89 × 2,279.18
  4. Step 4: Simplify right side
    3,274.26x = 10,301,620.29
  5. Step 5: Solve for x
    x = 10,301,620.29/3,274.26
  6. Step 6: Final answer
    x = 3,146.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.