Home / 3,649.32-5,474.69-1,183.48

Finding the Fourth Proportional to 3,649.32, 5,474.69 and 1,183.48

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Solution

The fourth proportional to 3,649.32, 5,474.69 and 1,183.48 is: 1,775.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.32 : 5,474.69 = 1,183.48 : x
  2. Step 2: Convert to fraction form
    3,649.32/5,474.69 = 1,183.48/x
  3. Step 3: Cross multiply
    3,649.32x = 5,474.69 × 1,183.48
  4. Step 4: Simplify right side
    3,649.32x = 6,479,170.96
  5. Step 5: Solve for x
    x = 6,479,170.96/3,649.32
  6. Step 6: Final answer
    x = 1,775.45

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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.