Home / 2,757.39-3,804.75-1,694.81

Finding the Fourth Proportional to 2,757.39, 3,804.75 and 1,694.81

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Solution

The fourth proportional to 2,757.39, 3,804.75 and 1,694.81 is: 2,338.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757.39 : 3,804.75 = 1,694.81 : x
  2. Step 2: Convert to fraction form
    2,757.39/3,804.75 = 1,694.81/x
  3. Step 3: Cross multiply
    2,757.39x = 3,804.75 × 1,694.81
  4. Step 4: Simplify right side
    2,757.39x = 6,448,328.35
  5. Step 5: Solve for x
    x = 6,448,328.35/2,757.39
  6. Step 6: Final answer
    x = 2,338.56

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1.5x scale

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.