Home / 3,222.21-4,830.94-1,029.67

Finding the Fourth Proportional to 3,222.21, 4,830.94 and 1,029.67

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Solution

The fourth proportional to 3,222.21, 4,830.94 and 1,029.67 is: 1,543.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.21 : 4,830.94 = 1,029.67 : x
  2. Step 2: Convert to fraction form
    3,222.21/4,830.94 = 1,029.67/x
  3. Step 3: Cross multiply
    3,222.21x = 4,830.94 × 1,029.67
  4. Step 4: Simplify right side
    3,222.21x = 4,974,273.99
  5. Step 5: Solve for x
    x = 4,974,273.99/3,222.21
  6. Step 6: Final answer
    x = 1,543.75

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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.