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Finding the Fourth Proportional to 7,602.72, 11,405.49 and 2,922.54

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Solution

The fourth proportional to 7,602.72, 11,405.49 and 2,922.54 is: 4,384.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,602.72 : 11,405.49 = 2,922.54 : x
  2. Step 2: Convert to fraction form
    7,602.72/11,405.49 = 2,922.54/x
  3. Step 3: Cross multiply
    7,602.72x = 11,405.49 × 2,922.54
  4. Step 4: Simplify right side
    7,602.72x = 33,333,000.74
  5. Step 5: Solve for x
    x = 33,333,000.74/7,602.72
  6. Step 6: Final answer
    x = 4,384.35

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