Home / 8,816.27-13,222.88-2,491.58

Finding the Fourth Proportional to 8,816.27, 13,222.88 and 2,491.58

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Solution

The fourth proportional to 8,816.27, 13,222.88 and 2,491.58 is: 3,736.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.27 : 13,222.88 = 2,491.58 : x
  2. Step 2: Convert to fraction form
    8,816.27/13,222.88 = 2,491.58/x
  3. Step 3: Cross multiply
    8,816.27x = 13,222.88 × 2,491.58
  4. Step 4: Simplify right side
    8,816.27x = 32,945,893.29
  5. Step 5: Solve for x
    x = 32,945,893.29/8,816.27
  6. Step 6: Final answer
    x = 3,736.94

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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.