Home / 3,081.92-4,252.73-1,823.03

Finding the Fourth Proportional to 3,081.92, 4,252.73 and 1,823.03

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Solution

The fourth proportional to 3,081.92, 4,252.73 and 1,823.03 is: 2,515.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.92 : 4,252.73 = 1,823.03 : x
  2. Step 2: Convert to fraction form
    3,081.92/4,252.73 = 1,823.03/x
  3. Step 3: Cross multiply
    3,081.92x = 4,252.73 × 1,823.03
  4. Step 4: Simplify right side
    3,081.92x = 7,752,823.99
  5. Step 5: Solve for x
    x = 7,752,823.99/3,081.92
  6. Step 6: Final answer
    x = 2,515.58

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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.