Home / 6,949.42-10,425.44-2,789.75

Finding the Fourth Proportional to 6,949.42, 10,425.44 and 2,789.75

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Solution

The fourth proportional to 6,949.42, 10,425.44 and 2,789.75 is: 4,185.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,949.42 : 10,425.44 = 2,789.75 : x
  2. Step 2: Convert to fraction form
    6,949.42/10,425.44 = 2,789.75/x
  3. Step 3: Cross multiply
    6,949.42x = 10,425.44 × 2,789.75
  4. Step 4: Simplify right side
    6,949.42x = 29,084,393.82
  5. Step 5: Solve for x
    x = 29,084,393.82/6,949.42
  6. Step 6: Final answer
    x = 4,185.16

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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.