Home / 3,648.89-5,474.55-1,183.79

Finding the Fourth Proportional to 3,648.89, 5,474.55 and 1,183.79

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Solution

The fourth proportional to 3,648.89, 5,474.55 and 1,183.79 is: 1,776.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.89 : 5,474.55 = 1,183.79 : x
  2. Step 2: Convert to fraction form
    3,648.89/5,474.55 = 1,183.79/x
  3. Step 3: Cross multiply
    3,648.89x = 5,474.55 × 1,183.79
  4. Step 4: Simplify right side
    3,648.89x = 6,480,717.54
  5. Step 5: Solve for x
    x = 6,480,717.54/3,648.89
  6. Step 6: Final answer
    x = 1,776.08

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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.