Home / 11,973.82-16,523.83-6,668.70

Finding the Fourth Proportional to 11,973.82, 16,523.83 and 6,668.70

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Solution

The fourth proportional to 11,973.82, 16,523.83 and 6,668.70 is: 9,202.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973.82 : 16,523.83 = 6,668.70 : x
  2. Step 2: Convert to fraction form
    11,973.82/16,523.83 = 6,668.70/x
  3. Step 3: Cross multiply
    11,973.82x = 16,523.83 × 6,668.70
  4. Step 4: Simplify right side
    11,973.82x = 110,192,465.12
  5. Step 5: Solve for x
    x = 110,192,465.12/11,973.82
  6. Step 6: Final answer
    x = 9,202.78

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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.