Home / 3,676.54-5,514.81-2,136.70

Finding the Fourth Proportional to 3,676.54, 5,514.81 and 2,136.70

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Solution

The fourth proportional to 3,676.54, 5,514.81 and 2,136.70 is: 3,205.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.54 : 5,514.81 = 2,136.70 : x
  2. Step 2: Convert to fraction form
    3,676.54/5,514.81 = 2,136.70/x
  3. Step 3: Cross multiply
    3,676.54x = 5,514.81 × 2,136.70
  4. Step 4: Simplify right side
    3,676.54x = 11,783,494.53
  5. Step 5: Solve for x
    x = 11,783,494.53/3,676.54
  6. Step 6: Final answer
    x = 3,205.05

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Similar ratio
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1.5x scale

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.