Home / 7,528.80-11,278.08-4,236.96

Finding the Fourth Proportional to 7,528.80, 11,278.08 and 4,236.96

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Solution

The fourth proportional to 7,528.80, 11,278.08 and 4,236.96 is: 6,346.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.80 : 11,278.08 = 4,236.96 : x
  2. Step 2: Convert to fraction form
    7,528.80/11,278.08 = 4,236.96/x
  3. Step 3: Cross multiply
    7,528.80x = 11,278.08 × 4,236.96
  4. Step 4: Simplify right side
    7,528.80x = 47,784,773.84
  5. Step 5: Solve for x
    x = 47,784,773.84/7,528.80
  6. Step 6: Final answer
    x = 6,346.93

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