Home / 5,183.05-7,152.63-2,825.19

Finding the Fourth Proportional to 5,183.05, 7,152.63 and 2,825.19

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Solution

The fourth proportional to 5,183.05, 7,152.63 and 2,825.19 is: 3,898.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.05 : 7,152.63 = 2,825.19 : x
  2. Step 2: Convert to fraction form
    5,183.05/7,152.63 = 2,825.19/x
  3. Step 3: Cross multiply
    5,183.05x = 7,152.63 × 2,825.19
  4. Step 4: Simplify right side
    5,183.05x = 20,207,546.16
  5. Step 5: Solve for x
    x = 20,207,546.16/5,183.05
  6. Step 6: Final answer
    x = 3,898.77

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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.