Home / 7,218.27-10,834.70-5,140.62

Finding the Fourth Proportional to 7,218.27, 10,834.70 and 5,140.62

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Solution

The fourth proportional to 7,218.27, 10,834.70 and 5,140.62 is: 7,716.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218.27 : 10,834.70 = 5,140.62 : x
  2. Step 2: Convert to fraction form
    7,218.27/10,834.70 = 5,140.62/x
  3. Step 3: Cross multiply
    7,218.27x = 10,834.70 × 5,140.62
  4. Step 4: Simplify right side
    7,218.27x = 55,697,075.51
  5. Step 5: Solve for x
    x = 55,697,075.51/7,218.27
  6. Step 6: Final answer
    x = 7,716.13

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