Home / 11,974.85-16,524.63-6,668.72

Finding the Fourth Proportional to 11,974.85, 16,524.63 and 6,668.72

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Solution

The fourth proportional to 11,974.85, 16,524.63 and 6,668.72 is: 9,202.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.85 : 16,524.63 = 6,668.72 : x
  2. Step 2: Convert to fraction form
    11,974.85/16,524.63 = 6,668.72/x
  3. Step 3: Cross multiply
    11,974.85x = 16,524.63 × 6,668.72
  4. Step 4: Simplify right side
    11,974.85x = 110,198,047.95
  5. Step 5: Solve for x
    x = 110,198,047.95/11,974.85
  6. Step 6: Final answer
    x = 9,202.46

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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.