Home / 3,318.73-4,975.79-1,468.85

Finding the Fourth Proportional to 3,318.73, 4,975.79 and 1,468.85

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Solution

The fourth proportional to 3,318.73, 4,975.79 and 1,468.85 is: 2,202.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.73 : 4,975.79 = 1,468.85 : x
  2. Step 2: Convert to fraction form
    3,318.73/4,975.79 = 1,468.85/x
  3. Step 3: Cross multiply
    3,318.73x = 4,975.79 × 1,468.85
  4. Step 4: Simplify right side
    3,318.73x = 7,308,689.14
  5. Step 5: Solve for x
    x = 7,308,689.14/3,318.73
  6. Step 6: Final answer
    x = 2,202.25

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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.