Home / 3,623.26-5,436.33-1,676.38

Finding the Fourth Proportional to 3,623.26, 5,436.33 and 1,676.38

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Solution

The fourth proportional to 3,623.26, 5,436.33 and 1,676.38 is: 2,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.26 : 5,436.33 = 1,676.38 : x
  2. Step 2: Convert to fraction form
    3,623.26/5,436.33 = 1,676.38/x
  3. Step 3: Cross multiply
    3,623.26x = 5,436.33 × 1,676.38
  4. Step 4: Simplify right side
    3,623.26x = 9,113,354.89
  5. Step 5: Solve for x
    x = 9,113,354.89/3,623.26
  6. Step 6: Final answer
    x = 2,515.24

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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.