Home / 3,649.58-5,474.87-1,183.60

Finding the Fourth Proportional to 3,649.58, 5,474.87 and 1,183.60

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Solution

The fourth proportional to 3,649.58, 5,474.87 and 1,183.60 is: 1,775.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.58 : 5,474.87 = 1,183.60 : x
  2. Step 2: Convert to fraction form
    3,649.58/5,474.87 = 1,183.60/x
  3. Step 3: Cross multiply
    3,649.58x = 5,474.87 × 1,183.60
  4. Step 4: Simplify right side
    3,649.58x = 6,480,022.84
  5. Step 5: Solve for x
    x = 6,480,022.84/3,649.58
  6. Step 6: Final answer
    x = 1,775.55

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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.