Home / 11,103.08-15,322.16-6,067.31

Finding the Fourth Proportional to 11,103.08, 15,322.16 and 6,067.31

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Solution

The fourth proportional to 11,103.08, 15,322.16 and 6,067.31 is: 8,372.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103.08 : 15,322.16 = 6,067.31 : x
  2. Step 2: Convert to fraction form
    11,103.08/15,322.16 = 6,067.31/x
  3. Step 3: Cross multiply
    11,103.08x = 15,322.16 × 6,067.31
  4. Step 4: Simplify right side
    11,103.08x = 92,964,187.64
  5. Step 5: Solve for x
    x = 92,964,187.64/11,103.08
  6. Step 6: Final answer
    x = 8,372.83

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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.