Home / 4,708.82-7,063.23-1,786.43

Finding the Fourth Proportional to 4,708.82, 7,063.23 and 1,786.43

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Solution

The fourth proportional to 4,708.82, 7,063.23 and 1,786.43 is: 2,679.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,708.82 : 7,063.23 = 1,786.43 : x
  2. Step 2: Convert to fraction form
    4,708.82/7,063.23 = 1,786.43/x
  3. Step 3: Cross multiply
    4,708.82x = 7,063.23 × 1,786.43
  4. Step 4: Simplify right side
    4,708.82x = 12,617,965.97
  5. Step 5: Solve for x
    x = 12,617,965.97/4,708.82
  6. Step 6: Final answer
    x = 2,679.65

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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.