Home / 7,724.94-11,583.63-2,793.84

Finding the Fourth Proportional to 7,724.94, 11,583.63 and 2,793.84

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Solution

The fourth proportional to 7,724.94, 11,583.63 and 2,793.84 is: 4,189.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.94 : 11,583.63 = 2,793.84 : x
  2. Step 2: Convert to fraction form
    7,724.94/11,583.63 = 2,793.84/x
  3. Step 3: Cross multiply
    7,724.94x = 11,583.63 × 2,793.84
  4. Step 4: Simplify right side
    7,724.94x = 32,362,808.84
  5. Step 5: Solve for x
    x = 32,362,808.84/7,724.94
  6. Step 6: Final answer
    x = 4,189.39

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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.