Home / 3,021.57-4,170.24-1,763.37

Finding the Fourth Proportional to 3,021.57, 4,170.24 and 1,763.37

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Solution

The fourth proportional to 3,021.57, 4,170.24 and 1,763.37 is: 2,433.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.57 : 4,170.24 = 1,763.37 : x
  2. Step 2: Convert to fraction form
    3,021.57/4,170.24 = 1,763.37/x
  3. Step 3: Cross multiply
    3,021.57x = 4,170.24 × 1,763.37
  4. Step 4: Simplify right side
    3,021.57x = 7,353,676.11
  5. Step 5: Solve for x
    x = 7,353,676.11/3,021.57
  6. Step 6: Final answer
    x = 2,433.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.