Home / 3,742.75-5,611.07-1,401.44

Finding the Fourth Proportional to 3,742.75, 5,611.07 and 1,401.44

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Solution

The fourth proportional to 3,742.75, 5,611.07 and 1,401.44 is: 2,101.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.75 : 5,611.07 = 1,401.44 : x
  2. Step 2: Convert to fraction form
    3,742.75/5,611.07 = 1,401.44/x
  3. Step 3: Cross multiply
    3,742.75x = 5,611.07 × 1,401.44
  4. Step 4: Simplify right side
    3,742.75x = 7,863,577.94
  5. Step 5: Solve for x
    x = 7,863,577.94/3,742.75
  6. Step 6: Final answer
    x = 2,101.02

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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.