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Finding the Fourth Proportional to 7,662.03, 11,493.95 and 2,732.37

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Solution

The fourth proportional to 7,662.03, 11,493.95 and 2,732.37 is: 4,098.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,662.03 : 11,493.95 = 2,732.37 : x
  2. Step 2: Convert to fraction form
    7,662.03/11,493.95 = 2,732.37/x
  3. Step 3: Cross multiply
    7,662.03x = 11,493.95 × 2,732.37
  4. Step 4: Simplify right side
    7,662.03x = 31,405,710.50
  5. Step 5: Solve for x
    x = 31,405,710.50/7,662.03
  6. Step 6: Final answer
    x = 4,098.88

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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.