Home / 6,579.39-9,079.77-3,926.44

Finding the Fourth Proportional to 6,579.39, 9,079.77 and 3,926.44

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Solution

The fourth proportional to 6,579.39, 9,079.77 and 3,926.44 is: 5,418.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.39 : 9,079.77 = 3,926.44 : x
  2. Step 2: Convert to fraction form
    6,579.39/9,079.77 = 3,926.44/x
  3. Step 3: Cross multiply
    6,579.39x = 9,079.77 × 3,926.44
  4. Step 4: Simplify right side
    6,579.39x = 35,651,172.12
  5. Step 5: Solve for x
    x = 35,651,172.12/6,579.39
  6. Step 6: Final answer
    x = 5,418.61

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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.