Home / 7,453.42-11,183.18-3,942.51

Finding the Fourth Proportional to 7,453.42, 11,183.18 and 3,942.51

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Solution

The fourth proportional to 7,453.42, 11,183.18 and 3,942.51 is: 5,915.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.42 : 11,183.18 = 3,942.51 : x
  2. Step 2: Convert to fraction form
    7,453.42/11,183.18 = 3,942.51/x
  3. Step 3: Cross multiply
    7,453.42x = 11,183.18 × 3,942.51
  4. Step 4: Simplify right side
    7,453.42x = 44,089,780.88
  5. Step 5: Solve for x
    x = 44,089,780.88/7,453.42
  6. Step 6: Final answer
    x = 5,915.38

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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.