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Finding the Fourth Proportional to 6,445.01, 9,668.22 and 3,944.97

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Solution

The fourth proportional to 6,445.01, 9,668.22 and 3,944.97 is: 5,917.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445.01 : 9,668.22 = 3,944.97 : x
  2. Step 2: Convert to fraction form
    6,445.01/9,668.22 = 3,944.97/x
  3. Step 3: Cross multiply
    6,445.01x = 9,668.22 × 3,944.97
  4. Step 4: Simplify right side
    6,445.01x = 38,140,837.85
  5. Step 5: Solve for x
    x = 38,140,837.85/6,445.01
  6. Step 6: Final answer
    x = 5,917.89

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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.