Home / 11,103.12-15,322.04-6,067.35

Finding the Fourth Proportional to 11,103.12, 15,322.04 and 6,067.35

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Solution

The fourth proportional to 11,103.12, 15,322.04 and 6,067.35 is: 8,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103.12 : 15,322.04 = 6,067.35 : x
  2. Step 2: Convert to fraction form
    11,103.12/15,322.04 = 6,067.35/x
  3. Step 3: Cross multiply
    11,103.12x = 15,322.04 × 6,067.35
  4. Step 4: Simplify right side
    11,103.12x = 92,964,179.39
  5. Step 5: Solve for x
    x = 92,964,179.39/11,103.12
  6. Step 6: Final answer
    x = 8,372.80

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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.