Home / 5,183.94-7,774.32-1,485.18

Finding the Fourth Proportional to 5,183.94, 7,774.32 and 1,485.18

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Solution

The fourth proportional to 5,183.94, 7,774.32 and 1,485.18 is: 2,227.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.94 : 7,774.32 = 1,485.18 : x
  2. Step 2: Convert to fraction form
    5,183.94/7,774.32 = 1,485.18/x
  3. Step 3: Cross multiply
    5,183.94x = 7,774.32 × 1,485.18
  4. Step 4: Simplify right side
    5,183.94x = 11,546,229.85
  5. Step 5: Solve for x
    x = 11,546,229.85/5,183.94
  6. Step 6: Final answer
    x = 2,227.31

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1.5x scale

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.