Home / 6,805.24-10,201.38-2,185

Finding the Fourth Proportional to 6,805.24, 10,201.38 and 2,185

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Solution

The fourth proportional to 6,805.24, 10,201.38 and 2,185 is: 3,275.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.24 : 10,201.38 = 2,185 : x
  2. Step 2: Convert to fraction form
    6,805.24/10,201.38 = 2,185/x
  3. Step 3: Cross multiply
    6,805.24x = 10,201.38 × 2,185
  4. Step 4: Simplify right side
    6,805.24x = 22,290,015.30
  5. Step 5: Solve for x
    x = 22,290,015.30/6,805.24
  6. Step 6: Final answer
    x = 3,275.42

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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.