Home / 5,183.67-7,775.51-1,486.12

Finding the Fourth Proportional to 5,183.67, 7,775.51 and 1,486.12

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Solution

The fourth proportional to 5,183.67, 7,775.51 and 1,486.12 is: 2,229.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.67 : 7,775.51 = 1,486.12 : x
  2. Step 2: Convert to fraction form
    5,183.67/7,775.51 = 1,486.12/x
  3. Step 3: Cross multiply
    5,183.67x = 7,775.51 × 1,486.12
  4. Step 4: Simplify right side
    5,183.67x = 11,555,333.49
  5. Step 5: Solve for x
    x = 11,555,333.49/5,183.67
  6. Step 6: Final answer
    x = 2,229.18

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Similar ratio
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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.