Home / 2,983.24-4,477.92-1,993.06

Finding the Fourth Proportional to 2,983.24, 4,477.92 and 1,993.06

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Solution

The fourth proportional to 2,983.24, 4,477.92 and 1,993.06 is: 2,991.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.24 : 4,477.92 = 1,993.06 : x
  2. Step 2: Convert to fraction form
    2,983.24/4,477.92 = 1,993.06/x
  3. Step 3: Cross multiply
    2,983.24x = 4,477.92 × 1,993.06
  4. Step 4: Simplify right side
    2,983.24x = 8,924,763.24
  5. Step 5: Solve for x
    x = 8,924,763.24/2,983.24
  6. Step 6: Final answer
    x = 2,991.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.