Home / 7,316.42-10,974.54-3,159.35

Finding the Fourth Proportional to 7,316.42, 10,974.54 and 3,159.35

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Solution

The fourth proportional to 7,316.42, 10,974.54 and 3,159.35 is: 4,738.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.42 : 10,974.54 = 3,159.35 : x
  2. Step 2: Convert to fraction form
    7,316.42/10,974.54 = 3,159.35/x
  3. Step 3: Cross multiply
    7,316.42x = 10,974.54 × 3,159.35
  4. Step 4: Simplify right side
    7,316.42x = 34,672,412.95
  5. Step 5: Solve for x
    x = 34,672,412.95/7,316.42
  6. Step 6: Final answer
    x = 4,738.99

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