Home / 3,304.40-4,958.21-1,455.28

Finding the Fourth Proportional to 3,304.40, 4,958.21 and 1,455.28

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Solution

The fourth proportional to 3,304.40, 4,958.21 and 1,455.28 is: 2,183.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.40 : 4,958.21 = 1,455.28 : x
  2. Step 2: Convert to fraction form
    3,304.40/4,958.21 = 1,455.28/x
  3. Step 3: Cross multiply
    3,304.40x = 4,958.21 × 1,455.28
  4. Step 4: Simplify right side
    3,304.40x = 7,215,583.85
  5. Step 5: Solve for x
    x = 7,215,583.85/3,304.40
  6. Step 6: Final answer
    x = 2,183.63

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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.