Home / 3,366.72-5,052.24-1,634.40

Finding the Fourth Proportional to 3,366.72, 5,052.24 and 1,634.40

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Solution

The fourth proportional to 3,366.72, 5,052.24 and 1,634.40 is: 2,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.72 : 5,052.24 = 1,634.40 : x
  2. Step 2: Convert to fraction form
    3,366.72/5,052.24 = 1,634.40/x
  3. Step 3: Cross multiply
    3,366.72x = 5,052.24 × 1,634.40
  4. Step 4: Simplify right side
    3,366.72x = 8,257,381.06
  5. Step 5: Solve for x
    x = 8,257,381.06/3,366.72
  6. Step 6: Final answer
    x = 2,452.65

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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.