Home / 11,067.28-16,583.61-6,954.64

Finding the Fourth Proportional to 11,067.28, 16,583.61 and 6,954.64

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Solution

The fourth proportional to 11,067.28, 16,583.61 and 6,954.64 is: 10,421.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067.28 : 16,583.61 = 6,954.64 : x
  2. Step 2: Convert to fraction form
    11,067.28/16,583.61 = 6,954.64/x
  3. Step 3: Cross multiply
    11,067.28x = 16,583.61 × 6,954.64
  4. Step 4: Simplify right side
    11,067.28x = 115,333,037.45
  5. Step 5: Solve for x
    x = 115,333,037.45/11,067.28
  6. Step 6: Final answer
    x = 10,421.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.