Home / 5,183.34-7,772.49-1,894.20

Finding the Fourth Proportional to 5,183.34, 7,772.49 and 1,894.20

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Solution

The fourth proportional to 5,183.34, 7,772.49 and 1,894.20 is: 2,840.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.34 : 7,772.49 = 1,894.20 : x
  2. Step 2: Convert to fraction form
    5,183.34/7,772.49 = 1,894.20/x
  3. Step 3: Cross multiply
    5,183.34x = 7,772.49 × 1,894.20
  4. Step 4: Simplify right side
    5,183.34x = 14,722,650.56
  5. Step 5: Solve for x
    x = 14,722,650.56/5,183.34
  6. Step 6: Final answer
    x = 2,840.38

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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.