Home / 7,936.86-10,947.90-5,107.91

Finding the Fourth Proportional to 7,936.86, 10,947.90 and 5,107.91

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Solution

The fourth proportional to 7,936.86, 10,947.90 and 5,107.91 is: 7,045.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.86 : 10,947.90 = 5,107.91 : x
  2. Step 2: Convert to fraction form
    7,936.86/10,947.90 = 5,107.91/x
  3. Step 3: Cross multiply
    7,936.86x = 10,947.90 × 5,107.91
  4. Step 4: Simplify right side
    7,936.86x = 55,920,887.89
  5. Step 5: Solve for x
    x = 55,920,887.89/7,936.86
  6. Step 6: Final answer
    x = 7,045.72

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