Home / 11,738.88-16,194.24-6,768

Finding the Fourth Proportional to 11,738.88, 16,194.24 and 6,768

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Solution

The fourth proportional to 11,738.88, 16,194.24 and 6,768 is: 9,336.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,738.88 : 16,194.24 = 6,768 : x
  2. Step 2: Convert to fraction form
    11,738.88/16,194.24 = 6,768/x
  3. Step 3: Cross multiply
    11,738.88x = 16,194.24 × 6,768
  4. Step 4: Simplify right side
    11,738.88x = 109,602,616.32
  5. Step 5: Solve for x
    x = 109,602,616.32/11,738.88
  6. Step 6: Final answer
    x = 9,336.72

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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.