Home / 3,648.90-5,474.22-1,183.73

Finding the Fourth Proportional to 3,648.90, 5,474.22 and 1,183.73

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Solution

The fourth proportional to 3,648.90, 5,474.22 and 1,183.73 is: 1,775.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.90 : 5,474.22 = 1,183.73 : x
  2. Step 2: Convert to fraction form
    3,648.90/5,474.22 = 1,183.73/x
  3. Step 3: Cross multiply
    3,648.90x = 5,474.22 × 1,183.73
  4. Step 4: Simplify right side
    3,648.90x = 6,479,971.07
  5. Step 5: Solve for x
    x = 6,479,971.07/3,648.90
  6. Step 6: Final answer
    x = 1,775.87

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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.