Home / 7,067.92-9,751.12-4,235.36

Finding the Fourth Proportional to 7,067.92, 9,751.12 and 4,235.36

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Solution

The fourth proportional to 7,067.92, 9,751.12 and 4,235.36 is: 5,843.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067.92 : 9,751.12 = 4,235.36 : x
  2. Step 2: Convert to fraction form
    7,067.92/9,751.12 = 4,235.36/x
  3. Step 3: Cross multiply
    7,067.92x = 9,751.12 × 4,235.36
  4. Step 4: Simplify right side
    7,067.92x = 41,299,503.60
  5. Step 5: Solve for x
    x = 41,299,503.60/7,067.92
  6. Step 6: Final answer
    x = 5,843.23

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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.