Home / 11,643.42-16,067.91-6,338.27

Finding the Fourth Proportional to 11,643.42, 16,067.91 and 6,338.27

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Solution

The fourth proportional to 11,643.42, 16,067.91 and 6,338.27 is: 8,746.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,643.42 : 16,067.91 = 6,338.27 : x
  2. Step 2: Convert to fraction form
    11,643.42/16,067.91 = 6,338.27/x
  3. Step 3: Cross multiply
    11,643.42x = 16,067.91 × 6,338.27
  4. Step 4: Simplify right side
    11,643.42x = 101,842,751.92
  5. Step 5: Solve for x
    x = 101,842,751.92/11,643.42
  6. Step 6: Final answer
    x = 8,746.81

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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.