Home / 9,078.21-13,591.35-6,151.32

Finding the Fourth Proportional to 9,078.21, 13,591.35 and 6,151.32

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Solution

The fourth proportional to 9,078.21, 13,591.35 and 6,151.32 is: 9,209.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078.21 : 13,591.35 = 6,151.32 : x
  2. Step 2: Convert to fraction form
    9,078.21/13,591.35 = 6,151.32/x
  3. Step 3: Cross multiply
    9,078.21x = 13,591.35 × 6,151.32
  4. Step 4: Simplify right side
    9,078.21x = 83,604,743.08
  5. Step 5: Solve for x
    x = 83,604,743.08/9,078.21
  6. Step 6: Final answer
    x = 9,209.39

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