Home / 2,083.60-3,121.81-1,464.41

Finding the Fourth Proportional to 2,083.60, 3,121.81 and 1,464.41

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Solution

The fourth proportional to 2,083.60, 3,121.81 and 1,464.41 is: 2,194.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.60 : 3,121.81 = 1,464.41 : x
  2. Step 2: Convert to fraction form
    2,083.60/3,121.81 = 1,464.41/x
  3. Step 3: Cross multiply
    2,083.60x = 3,121.81 × 1,464.41
  4. Step 4: Simplify right side
    2,083.60x = 4,571,609.78
  5. Step 5: Solve for x
    x = 4,571,609.78/2,083.60
  6. Step 6: Final answer
    x = 2,194.09

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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.