Home / 2,486.03-3,729.05-1,183.55

Finding the Fourth Proportional to 2,486.03, 3,729.05 and 1,183.55

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Solution

The fourth proportional to 2,486.03, 3,729.05 and 1,183.55 is: 1,775.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.03 : 3,729.05 = 1,183.55 : x
  2. Step 2: Convert to fraction form
    2,486.03/3,729.05 = 1,183.55/x
  3. Step 3: Cross multiply
    2,486.03x = 3,729.05 × 1,183.55
  4. Step 4: Simplify right side
    2,486.03x = 4,413,529.41
  5. Step 5: Solve for x
    x = 4,413,529.41/2,486.03
  6. Step 6: Final answer
    x = 1,775.33

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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.