Home / 5,183.42-7,153.08-2,825.54

Finding the Fourth Proportional to 5,183.42, 7,153.08 and 2,825.54

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Solution

The fourth proportional to 5,183.42, 7,153.08 and 2,825.54 is: 3,899.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.42 : 7,153.08 = 2,825.54 : x
  2. Step 2: Convert to fraction form
    5,183.42/7,153.08 = 2,825.54/x
  3. Step 3: Cross multiply
    5,183.42x = 7,153.08 × 2,825.54
  4. Step 4: Simplify right side
    5,183.42x = 20,211,277.90
  5. Step 5: Solve for x
    x = 20,211,277.90/5,183.42
  6. Step 6: Final answer
    x = 3,899.22

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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.