Home / 3,676.01-5,515.43-1,211.18

Finding the Fourth Proportional to 3,676.01, 5,515.43 and 1,211.18

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Solution

The fourth proportional to 3,676.01, 5,515.43 and 1,211.18 is: 1,817.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.01 : 5,515.43 = 1,211.18 : x
  2. Step 2: Convert to fraction form
    3,676.01/5,515.43 = 1,211.18/x
  3. Step 3: Cross multiply
    3,676.01x = 5,515.43 × 1,211.18
  4. Step 4: Simplify right side
    3,676.01x = 6,680,144.87
  5. Step 5: Solve for x
    x = 6,680,144.87/3,676.01
  6. Step 6: Final answer
    x = 1,817.23

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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.