Home / 2,943.22-4,061.49-1,616.96

Finding the Fourth Proportional to 2,943.22, 4,061.49 and 1,616.96

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Solution

The fourth proportional to 2,943.22, 4,061.49 and 1,616.96 is: 2,231.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.22 : 4,061.49 = 1,616.96 : x
  2. Step 2: Convert to fraction form
    2,943.22/4,061.49 = 1,616.96/x
  3. Step 3: Cross multiply
    2,943.22x = 4,061.49 × 1,616.96
  4. Step 4: Simplify right side
    2,943.22x = 6,567,277.02
  5. Step 5: Solve for x
    x = 6,567,277.02/2,943.22
  6. Step 6: Final answer
    x = 2,231.33

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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.