Home / 3,277.14-4,915.62-1,329.28

Finding the Fourth Proportional to 3,277.14, 4,915.62 and 1,329.28

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Solution

The fourth proportional to 3,277.14, 4,915.62 and 1,329.28 is: 1,993.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.14 : 4,915.62 = 1,329.28 : x
  2. Step 2: Convert to fraction form
    3,277.14/4,915.62 = 1,329.28/x
  3. Step 3: Cross multiply
    3,277.14x = 4,915.62 × 1,329.28
  4. Step 4: Simplify right side
    3,277.14x = 6,534,235.35
  5. Step 5: Solve for x
    x = 6,534,235.35/3,277.14
  6. Step 6: Final answer
    x = 1,993.88

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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.