Home / 3,401.10-5,101.67-936.05

Finding the Fourth Proportional to 3,401.10, 5,101.67 and 936.05

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Solution

The fourth proportional to 3,401.10, 5,101.67 and 936.05 is: 1,404.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.10 : 5,101.67 = 936.05 : x
  2. Step 2: Convert to fraction form
    3,401.10/5,101.67 = 936.05/x
  3. Step 3: Cross multiply
    3,401.10x = 5,101.67 × 936.05
  4. Step 4: Simplify right side
    3,401.10x = 4,775,438.08
  5. Step 5: Solve for x
    x = 4,775,438.08/3,401.10
  6. Step 6: Final answer
    x = 1,404.09

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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.