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Finding the Fourth Proportional to 9,763.56, 14,646.90 and 4,218.59

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Solution

The fourth proportional to 9,763.56, 14,646.90 and 4,218.59 is: 6,328.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,763.56 : 14,646.90 = 4,218.59 : x
  2. Step 2: Convert to fraction form
    9,763.56/14,646.90 = 4,218.59/x
  3. Step 3: Cross multiply
    9,763.56x = 14,646.90 × 4,218.59
  4. Step 4: Simplify right side
    9,763.56x = 61,789,192.64
  5. Step 5: Solve for x
    x = 61,789,192.64/9,763.56
  6. Step 6: Final answer
    x = 6,328.55

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