Home / 11,967.44-16,514.88-6,662.72

Finding the Fourth Proportional to 11,967.44, 16,514.88 and 6,662.72

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Solution

The fourth proportional to 11,967.44, 16,514.88 and 6,662.72 is: 9,194.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,967.44 : 16,514.88 = 6,662.72 : x
  2. Step 2: Convert to fraction form
    11,967.44/16,514.88 = 6,662.72/x
  3. Step 3: Cross multiply
    11,967.44x = 16,514.88 × 6,662.72
  4. Step 4: Simplify right side
    11,967.44x = 110,034,021.27
  5. Step 5: Solve for x
    x = 110,034,021.27/11,967.44
  6. Step 6: Final answer
    x = 9,194.45

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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.