Home / 6,418.06-9,623.64-3,296.80

Finding the Fourth Proportional to 6,418.06, 9,623.64 and 3,296.80

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Solution

The fourth proportional to 6,418.06, 9,623.64 and 3,296.80 is: 4,943.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.06 : 9,623.64 = 3,296.80 : x
  2. Step 2: Convert to fraction form
    6,418.06/9,623.64 = 3,296.80/x
  3. Step 3: Cross multiply
    6,418.06x = 9,623.64 × 3,296.80
  4. Step 4: Simplify right side
    6,418.06x = 31,727,216.35
  5. Step 5: Solve for x
    x = 31,727,216.35/6,418.06
  6. Step 6: Final answer
    x = 4,943.43

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1.5x scale

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.