Home / 7,946.44-11,919.66-2,103.06

Finding the Fourth Proportional to 7,946.44, 11,919.66 and 2,103.06

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Solution

The fourth proportional to 7,946.44, 11,919.66 and 2,103.06 is: 3,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946.44 : 11,919.66 = 2,103.06 : x
  2. Step 2: Convert to fraction form
    7,946.44/11,919.66 = 2,103.06/x
  3. Step 3: Cross multiply
    7,946.44x = 11,919.66 × 2,103.06
  4. Step 4: Simplify right side
    7,946.44x = 25,067,796.97
  5. Step 5: Solve for x
    x = 25,067,796.97/7,946.44
  6. Step 6: Final answer
    x = 3,154.60

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1.5x scale

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.