Home / 2,739.25-3,780.17-1,693.14

Finding the Fourth Proportional to 2,739.25, 3,780.17 and 1,693.14

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Solution

The fourth proportional to 2,739.25, 3,780.17 and 1,693.14 is: 2,336.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.25 : 3,780.17 = 1,693.14 : x
  2. Step 2: Convert to fraction form
    2,739.25/3,780.17 = 1,693.14/x
  3. Step 3: Cross multiply
    2,739.25x = 3,780.17 × 1,693.14
  4. Step 4: Simplify right side
    2,739.25x = 6,400,357.03
  5. Step 5: Solve for x
    x = 6,400,357.03/2,739.25
  6. Step 6: Final answer
    x = 2,336.54

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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.