Home / 6,310.41-8,708.82-3,658.37

Finding the Fourth Proportional to 6,310.41, 8,708.82 and 3,658.37

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Solution

The fourth proportional to 6,310.41, 8,708.82 and 3,658.37 is: 5,048.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,310.41 : 8,708.82 = 3,658.37 : x
  2. Step 2: Convert to fraction form
    6,310.41/8,708.82 = 3,658.37/x
  3. Step 3: Cross multiply
    6,310.41x = 8,708.82 × 3,658.37
  4. Step 4: Simplify right side
    6,310.41x = 31,860,028.56
  5. Step 5: Solve for x
    x = 31,860,028.56/6,310.41
  6. Step 6: Final answer
    x = 5,048.81

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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.