Home / 1,969.33-2,717.93-1,183.33

Finding the Fourth Proportional to 1,969.33, 2,717.93 and 1,183.33

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Solution

The fourth proportional to 1,969.33, 2,717.93 and 1,183.33 is: 1,633.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969.33 : 2,717.93 = 1,183.33 : x
  2. Step 2: Convert to fraction form
    1,969.33/2,717.93 = 1,183.33/x
  3. Step 3: Cross multiply
    1,969.33x = 2,717.93 × 1,183.33
  4. Step 4: Simplify right side
    1,969.33x = 3,216,208.11
  5. Step 5: Solve for x
    x = 3,216,208.11/1,969.33
  6. Step 6: Final answer
    x = 1,633.15

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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.