Home / 3,676.45-5,513.29-1,335.87

Finding the Fourth Proportional to 3,676.45, 5,513.29 and 1,335.87

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Solution

The fourth proportional to 3,676.45, 5,513.29 and 1,335.87 is: 2,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.45 : 5,513.29 = 1,335.87 : x
  2. Step 2: Convert to fraction form
    3,676.45/5,513.29 = 1,335.87/x
  3. Step 3: Cross multiply
    3,676.45x = 5,513.29 × 1,335.87
  4. Step 4: Simplify right side
    3,676.45x = 7,365,032.03
  5. Step 5: Solve for x
    x = 7,365,032.03/3,676.45
  6. Step 6: Final answer
    x = 2,003.30

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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.