Home / 5,183.42-7,775.37-1,486.19

Finding the Fourth Proportional to 5,183.42, 7,775.37 and 1,486.19

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Solution

The fourth proportional to 5,183.42, 7,775.37 and 1,486.19 is: 2,229.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.42 : 7,775.37 = 1,486.19 : x
  2. Step 2: Convert to fraction form
    5,183.42/7,775.37 = 1,486.19/x
  3. Step 3: Cross multiply
    5,183.42x = 7,775.37 × 1,486.19
  4. Step 4: Simplify right side
    5,183.42x = 11,555,677.14
  5. Step 5: Solve for x
    x = 11,555,677.14/5,183.42
  6. Step 6: Final answer
    x = 2,229.35

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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.