Home / 2,947.53-4,067.73-1,768.44

Finding the Fourth Proportional to 2,947.53, 4,067.73 and 1,768.44

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Solution

The fourth proportional to 2,947.53, 4,067.73 and 1,768.44 is: 2,440.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947.53 : 4,067.73 = 1,768.44 : x
  2. Step 2: Convert to fraction form
    2,947.53/4,067.73 = 1,768.44/x
  3. Step 3: Cross multiply
    2,947.53x = 4,067.73 × 1,768.44
  4. Step 4: Simplify right side
    2,947.53x = 7,193,536.44
  5. Step 5: Solve for x
    x = 7,193,536.44/2,947.53
  6. Step 6: Final answer
    x = 2,440.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.