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Finding the Fourth Proportional to 5,290.23, 7,935.60 and 4,364.07

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Solution

The fourth proportional to 5,290.23, 7,935.60 and 4,364.07 is: 6,546.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.23 : 7,935.60 = 4,364.07 : x
  2. Step 2: Convert to fraction form
    5,290.23/7,935.60 = 4,364.07/x
  3. Step 3: Cross multiply
    5,290.23x = 7,935.60 × 4,364.07
  4. Step 4: Simplify right side
    5,290.23x = 34,631,543.65
  5. Step 5: Solve for x
    x = 34,631,543.65/5,290.23
  6. Step 6: Final answer
    x = 6,546.32

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