Home / 4,905.37-7,353.91-2,129.94

Finding the Fourth Proportional to 4,905.37, 7,353.91 and 2,129.94

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Solution

The fourth proportional to 4,905.37, 7,353.91 and 2,129.94 is: 3,193.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.37 : 7,353.91 = 2,129.94 : x
  2. Step 2: Convert to fraction form
    4,905.37/7,353.91 = 2,129.94/x
  3. Step 3: Cross multiply
    4,905.37x = 7,353.91 × 2,129.94
  4. Step 4: Simplify right side
    4,905.37x = 15,663,387.07
  5. Step 5: Solve for x
    x = 15,663,387.07/4,905.37
  6. Step 6: Final answer
    x = 3,193.11

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