Home / 2,183.14-3,275.04-722.63

Finding the Fourth Proportional to 2,183.14, 3,275.04 and 722.63

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Solution

The fourth proportional to 2,183.14, 3,275.04 and 722.63 is: 1,084.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.14 : 3,275.04 = 722.63 : x
  2. Step 2: Convert to fraction form
    2,183.14/3,275.04 = 722.63/x
  3. Step 3: Cross multiply
    2,183.14x = 3,275.04 × 722.63
  4. Step 4: Simplify right side
    2,183.14x = 2,366,634.63
  5. Step 5: Solve for x
    x = 2,366,634.63/2,183.14
  6. Step 6: Final answer
    x = 1,084.05

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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.