Home / 11,067.36-16,601.28-4,138.08

Finding the Fourth Proportional to 11,067.36, 16,601.28 and 4,138.08

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Solution

The fourth proportional to 11,067.36, 16,601.28 and 4,138.08 is: 6,207.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067.36 : 16,601.28 = 4,138.08 : x
  2. Step 2: Convert to fraction form
    11,067.36/16,601.28 = 4,138.08/x
  3. Step 3: Cross multiply
    11,067.36x = 16,601.28 × 4,138.08
  4. Step 4: Simplify right side
    11,067.36x = 68,697,424.74
  5. Step 5: Solve for x
    x = 68,697,424.74/11,067.36
  6. Step 6: Final answer
    x = 6,207.21

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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.