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Finding the Fourth Proportional to 6,272.56, 9,404.07 and 3,806.74

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Solution

The fourth proportional to 6,272.56, 9,404.07 and 3,806.74 is: 5,707.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.56 : 9,404.07 = 3,806.74 : x
  2. Step 2: Convert to fraction form
    6,272.56/9,404.07 = 3,806.74/x
  3. Step 3: Cross multiply
    6,272.56x = 9,404.07 × 3,806.74
  4. Step 4: Simplify right side
    6,272.56x = 35,798,849.43
  5. Step 5: Solve for x
    x = 35,798,849.43/6,272.56
  6. Step 6: Final answer
    x = 5,707.22

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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.