Home / 6,812.08-10,215.96-2,194

Finding the Fourth Proportional to 6,812.08, 10,215.96 and 2,194

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Solution

The fourth proportional to 6,812.08, 10,215.96 and 2,194 is: 3,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.08 : 10,215.96 = 2,194 : x
  2. Step 2: Convert to fraction form
    6,812.08/10,215.96 = 2,194/x
  3. Step 3: Cross multiply
    6,812.08x = 10,215.96 × 2,194
  4. Step 4: Simplify right side
    6,812.08x = 22,413,816.24
  5. Step 5: Solve for x
    x = 22,413,816.24/6,812.08
  6. Step 6: Final answer
    x = 3,290.30

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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.