Home / 3,676.39-5,513.79-1,043.85

Finding the Fourth Proportional to 3,676.39, 5,513.79 and 1,043.85

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Solution

The fourth proportional to 3,676.39, 5,513.79 and 1,043.85 is: 1,565.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.39 : 5,513.79 = 1,043.85 : x
  2. Step 2: Convert to fraction form
    3,676.39/5,513.79 = 1,043.85/x
  3. Step 3: Cross multiply
    3,676.39x = 5,513.79 × 1,043.85
  4. Step 4: Simplify right side
    3,676.39x = 5,755,569.69
  5. Step 5: Solve for x
    x = 5,755,569.69/3,676.39
  6. Step 6: Final answer
    x = 1,565.55

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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.