Home / 8,735.14-13,104.60-2,891.80

Finding the Fourth Proportional to 8,735.14, 13,104.60 and 2,891.80

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Solution

The fourth proportional to 8,735.14, 13,104.60 and 2,891.80 is: 4,338.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.14 : 13,104.60 = 2,891.80 : x
  2. Step 2: Convert to fraction form
    8,735.14/13,104.60 = 2,891.80/x
  3. Step 3: Cross multiply
    8,735.14x = 13,104.60 × 2,891.80
  4. Step 4: Simplify right side
    8,735.14x = 37,895,882.28
  5. Step 5: Solve for x
    x = 37,895,882.28/8,735.14
  6. Step 6: Final answer
    x = 4,338.33

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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.