Home / 6,310.98-8,708.37-3,658.26

Finding the Fourth Proportional to 6,310.98, 8,708.37 and 3,658.26

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Solution

The fourth proportional to 6,310.98, 8,708.37 and 3,658.26 is: 5,047.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,310.98 : 8,708.37 = 3,658.26 : x
  2. Step 2: Convert to fraction form
    6,310.98/8,708.37 = 3,658.26/x
  3. Step 3: Cross multiply
    6,310.98x = 8,708.37 × 3,658.26
  4. Step 4: Simplify right side
    6,310.98x = 31,857,481.64
  5. Step 5: Solve for x
    x = 31,857,481.64/6,310.98
  6. Step 6: Final answer
    x = 5,047.95

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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.