Home / 2,943.66-4,061.09-1,896.33

Finding the Fourth Proportional to 2,943.66, 4,061.09 and 1,896.33

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Solution

The fourth proportional to 2,943.66, 4,061.09 and 1,896.33 is: 2,616.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.66 : 4,061.09 = 1,896.33 : x
  2. Step 2: Convert to fraction form
    2,943.66/4,061.09 = 1,896.33/x
  3. Step 3: Cross multiply
    2,943.66x = 4,061.09 × 1,896.33
  4. Step 4: Simplify right side
    2,943.66x = 7,701,166.80
  5. Step 5: Solve for x
    x = 7,701,166.80/2,943.66
  6. Step 6: Final answer
    x = 2,616.19

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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.