Home / 7,383.22-11,074.88-1,836.57

Finding the Fourth Proportional to 7,383.22, 11,074.88 and 1,836.57

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Solution

The fourth proportional to 7,383.22, 11,074.88 and 1,836.57 is: 2,754.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.22 : 11,074.88 = 1,836.57 : x
  2. Step 2: Convert to fraction form
    7,383.22/11,074.88 = 1,836.57/x
  3. Step 3: Cross multiply
    7,383.22x = 11,074.88 × 1,836.57
  4. Step 4: Simplify right side
    7,383.22x = 20,339,792.36
  5. Step 5: Solve for x
    x = 20,339,792.36/7,383.22
  6. Step 6: Final answer
    x = 2,754.87

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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.