Home / 3,623.36-5,435.98-1,676.96

Finding the Fourth Proportional to 3,623.36, 5,435.98 and 1,676.96

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Solution

The fourth proportional to 3,623.36, 5,435.98 and 1,676.96 is: 2,515.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.36 : 5,435.98 = 1,676.96 : x
  2. Step 2: Convert to fraction form
    3,623.36/5,435.98 = 1,676.96/x
  3. Step 3: Cross multiply
    3,623.36x = 5,435.98 × 1,676.96
  4. Step 4: Simplify right side
    3,623.36x = 9,115,921.02
  5. Step 5: Solve for x
    x = 9,115,921.02/3,623.36
  6. Step 6: Final answer
    x = 2,515.88

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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.