Home / 5,183.60-7,153.36-2,825.73

Finding the Fourth Proportional to 5,183.60, 7,153.36 and 2,825.73

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Solution

The fourth proportional to 5,183.60, 7,153.36 and 2,825.73 is: 3,899.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.60 : 7,153.36 = 2,825.73 : x
  2. Step 2: Convert to fraction form
    5,183.60/7,153.36 = 2,825.73/x
  3. Step 3: Cross multiply
    5,183.60x = 7,153.36 × 2,825.73
  4. Step 4: Simplify right side
    5,183.60x = 20,213,456.89
  5. Step 5: Solve for x
    x = 20,213,456.89/5,183.60
  6. Step 6: Final answer
    x = 3,899.51

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1.5x scale

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.