Home / 6,348.05-8,759.97-3,515.34

Finding the Fourth Proportional to 6,348.05, 8,759.97 and 3,515.34

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Solution

The fourth proportional to 6,348.05, 8,759.97 and 3,515.34 is: 4,850.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.05 : 8,759.97 = 3,515.34 : x
  2. Step 2: Convert to fraction form
    6,348.05/8,759.97 = 3,515.34/x
  3. Step 3: Cross multiply
    6,348.05x = 8,759.97 × 3,515.34
  4. Step 4: Simplify right side
    6,348.05x = 30,794,272.94
  5. Step 5: Solve for x
    x = 30,794,272.94/6,348.05
  6. Step 6: Final answer
    x = 4,850.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.