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Finding the Fourth Proportional to 6,462.73, 9,695.72 and 2,080.09

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Solution

The fourth proportional to 6,462.73, 9,695.72 and 2,080.09 is: 3,120.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,462.73 : 9,695.72 = 2,080.09 : x
  2. Step 2: Convert to fraction form
    6,462.73/9,695.72 = 2,080.09/x
  3. Step 3: Cross multiply
    6,462.73x = 9,695.72 × 2,080.09
  4. Step 4: Simplify right side
    6,462.73x = 20,167,970.21
  5. Step 5: Solve for x
    x = 20,167,970.21/6,462.73
  6. Step 6: Final answer
    x = 3,120.66

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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.