Home / 7,816.25-11,724.38-2,344.25

Finding the Fourth Proportional to 7,816.25, 11,724.38 and 2,344.25

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Solution

The fourth proportional to 7,816.25, 11,724.38 and 2,344.25 is: 3,516.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,816.25 : 11,724.38 = 2,344.25 : x
  2. Step 2: Convert to fraction form
    7,816.25/11,724.38 = 2,344.25/x
  3. Step 3: Cross multiply
    7,816.25x = 11,724.38 × 2,344.25
  4. Step 4: Simplify right side
    7,816.25x = 27,484,877.82
  5. Step 5: Solve for x
    x = 27,484,877.82/7,816.25
  6. Step 6: Final answer
    x = 3,516.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.