Home / 8,816.33-13,219.97-2,968.67

Finding the Fourth Proportional to 8,816.33, 13,219.97 and 2,968.67

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Solution

The fourth proportional to 8,816.33, 13,219.97 and 2,968.67 is: 4,451.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.33 : 13,219.97 = 2,968.67 : x
  2. Step 2: Convert to fraction form
    8,816.33/13,219.97 = 2,968.67/x
  3. Step 3: Cross multiply
    8,816.33x = 13,219.97 × 2,968.67
  4. Step 4: Simplify right side
    8,816.33x = 39,245,647.40
  5. Step 5: Solve for x
    x = 39,245,647.40/8,816.33
  6. Step 6: Final answer
    x = 4,451.47

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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.