Home / 3,401.45-5,091.23-1,755.75

Finding the Fourth Proportional to 3,401.45, 5,091.23 and 1,755.75

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Solution

The fourth proportional to 3,401.45, 5,091.23 and 1,755.75 is: 2,627.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.45 : 5,091.23 = 1,755.75 : x
  2. Step 2: Convert to fraction form
    3,401.45/5,091.23 = 1,755.75/x
  3. Step 3: Cross multiply
    3,401.45x = 5,091.23 × 1,755.75
  4. Step 4: Simplify right side
    3,401.45x = 8,938,927.07
  5. Step 5: Solve for x
    x = 8,938,927.07/3,401.45
  6. Step 6: Final answer
    x = 2,627.98

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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.