Home / 4,814.57-7,222.11-1,352.09

Finding the Fourth Proportional to 4,814.57, 7,222.11 and 1,352.09

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Solution

The fourth proportional to 4,814.57, 7,222.11 and 1,352.09 is: 2,028.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.57 : 7,222.11 = 1,352.09 : x
  2. Step 2: Convert to fraction form
    4,814.57/7,222.11 = 1,352.09/x
  3. Step 3: Cross multiply
    4,814.57x = 7,222.11 × 1,352.09
  4. Step 4: Simplify right side
    4,814.57x = 9,764,942.71
  5. Step 5: Solve for x
    x = 9,764,942.71/4,814.57
  6. Step 6: Final answer
    x = 2,028.21

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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.