Home / 2,329.36-3,481.21-2,194.50

Finding the Fourth Proportional to 2,329.36, 3,481.21 and 2,194.50

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Solution

The fourth proportional to 2,329.36, 3,481.21 and 2,194.50 is: 3,279.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329.36 : 3,481.21 = 2,194.50 : x
  2. Step 2: Convert to fraction form
    2,329.36/3,481.21 = 2,194.50/x
  3. Step 3: Cross multiply
    2,329.36x = 3,481.21 × 2,194.50
  4. Step 4: Simplify right side
    2,329.36x = 7,639,515.35
  5. Step 5: Solve for x
    x = 7,639,515.35/2,329.36
  6. Step 6: Final answer
    x = 3,279.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.