Home / 5,183.25-7,153.07-2,945.22

Finding the Fourth Proportional to 5,183.25, 7,153.07 and 2,945.22

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Solution

The fourth proportional to 5,183.25, 7,153.07 and 2,945.22 is: 4,064.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.25 : 7,153.07 = 2,945.22 : x
  2. Step 2: Convert to fraction form
    5,183.25/7,153.07 = 2,945.22/x
  3. Step 3: Cross multiply
    5,183.25x = 7,153.07 × 2,945.22
  4. Step 4: Simplify right side
    5,183.25x = 21,067,364.83
  5. Step 5: Solve for x
    x = 21,067,364.83/5,183.25
  6. Step 6: Final answer
    x = 4,064.51

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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.