Home / 7,190.43-10,786.44-3,029.67

Finding the Fourth Proportional to 7,190.43, 10,786.44 and 3,029.67

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Solution

The fourth proportional to 7,190.43, 10,786.44 and 3,029.67 is: 4,544.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190.43 : 10,786.44 = 3,029.67 : x
  2. Step 2: Convert to fraction form
    7,190.43/10,786.44 = 3,029.67/x
  3. Step 3: Cross multiply
    7,190.43x = 10,786.44 × 3,029.67
  4. Step 4: Simplify right side
    7,190.43x = 32,679,353.67
  5. Step 5: Solve for x
    x = 32,679,353.67/7,190.43
  6. Step 6: Final answer
    x = 4,544.84

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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.