Home / 6,922.47-10,380-3,226.44

Finding the Fourth Proportional to 6,922.47, 10,380 and 3,226.44

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Solution

The fourth proportional to 6,922.47, 10,380 and 3,226.44 is: 4,837.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.47 : 10,380 = 3,226.44 : x
  2. Step 2: Convert to fraction form
    6,922.47/10,380 = 3,226.44/x
  3. Step 3: Cross multiply
    6,922.47x = 10,380 × 3,226.44
  4. Step 4: Simplify right side
    6,922.47x = 33,490,447.20
  5. Step 5: Solve for x
    x = 33,490,447.20/6,922.47
  6. Step 6: Final answer
    x = 4,837.93

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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.