Home / 8,824.43-13,240.08-3,890.60

Finding the Fourth Proportional to 8,824.43, 13,240.08 and 3,890.60

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Solution

The fourth proportional to 8,824.43, 13,240.08 and 3,890.60 is: 5,837.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.43 : 13,240.08 = 3,890.60 : x
  2. Step 2: Convert to fraction form
    8,824.43/13,240.08 = 3,890.60/x
  3. Step 3: Cross multiply
    8,824.43x = 13,240.08 × 3,890.60
  4. Step 4: Simplify right side
    8,824.43x = 51,511,855.25
  5. Step 5: Solve for x
    x = 51,511,855.25/8,824.43
  6. Step 6: Final answer
    x = 5,837.42

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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.