Home / 2,083.13-3,122.67-1,693.93

Finding the Fourth Proportional to 2,083.13, 3,122.67 and 1,693.93

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Solution

The fourth proportional to 2,083.13, 3,122.67 and 1,693.93 is: 2,539.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.13 : 3,122.67 = 1,693.93 : x
  2. Step 2: Convert to fraction form
    2,083.13/3,122.67 = 1,693.93/x
  3. Step 3: Cross multiply
    2,083.13x = 3,122.67 × 1,693.93
  4. Step 4: Simplify right side
    2,083.13x = 5,289,584.39
  5. Step 5: Solve for x
    x = 5,289,584.39/2,083.13
  6. Step 6: Final answer
    x = 2,539.25

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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.