Home / 7,977.08-11,965.83-2,430.41

Finding the Fourth Proportional to 7,977.08, 11,965.83 and 2,430.41

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Solution

The fourth proportional to 7,977.08, 11,965.83 and 2,430.41 is: 3,645.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,977.08 : 11,965.83 = 2,430.41 : x
  2. Step 2: Convert to fraction form
    7,977.08/11,965.83 = 2,430.41/x
  3. Step 3: Cross multiply
    7,977.08x = 11,965.83 × 2,430.41
  4. Step 4: Simplify right side
    7,977.08x = 29,081,803.95
  5. Step 5: Solve for x
    x = 29,081,803.95/7,977.08
  6. Step 6: Final answer
    x = 3,645.67

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