Home / 2,958.99-4,083.33-1,949.46

Finding the Fourth Proportional to 2,958.99, 4,083.33 and 1,949.46

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Solution

The fourth proportional to 2,958.99, 4,083.33 and 1,949.46 is: 2,690.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.99 : 4,083.33 = 1,949.46 : x
  2. Step 2: Convert to fraction form
    2,958.99/4,083.33 = 1,949.46/x
  3. Step 3: Cross multiply
    2,958.99x = 4,083.33 × 1,949.46
  4. Step 4: Simplify right side
    2,958.99x = 7,960,290.95
  5. Step 5: Solve for x
    x = 7,960,290.95/2,958.99
  6. Step 6: Final answer
    x = 2,690.21

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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.