Home / 8,812.82-13,219.24-2,968.94

Finding the Fourth Proportional to 8,812.82, 13,219.24 and 2,968.94

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Solution

The fourth proportional to 8,812.82, 13,219.24 and 2,968.94 is: 4,453.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,812.82 : 13,219.24 = 2,968.94 : x
  2. Step 2: Convert to fraction form
    8,812.82/13,219.24 = 2,968.94/x
  3. Step 3: Cross multiply
    8,812.82x = 13,219.24 × 2,968.94
  4. Step 4: Simplify right side
    8,812.82x = 39,247,130.41
  5. Step 5: Solve for x
    x = 39,247,130.41/8,812.82
  6. Step 6: Final answer
    x = 4,453.41

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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.