Home / 5,183.15-7,153.74-2,944.80

Finding the Fourth Proportional to 5,183.15, 7,153.74 and 2,944.80

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Solution

The fourth proportional to 5,183.15, 7,153.74 and 2,944.80 is: 4,064.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.15 : 7,153.74 = 2,944.80 : x
  2. Step 2: Convert to fraction form
    5,183.15/7,153.74 = 2,944.80/x
  3. Step 3: Cross multiply
    5,183.15x = 7,153.74 × 2,944.80
  4. Step 4: Simplify right side
    5,183.15x = 21,066,333.55
  5. Step 5: Solve for x
    x = 21,066,333.55/5,183.15
  6. Step 6: Final answer
    x = 4,064.39

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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.