Home / 3,169.11-4,755.48-1,708.23

Finding the Fourth Proportional to 3,169.11, 4,755.48 and 1,708.23

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Solution

The fourth proportional to 3,169.11, 4,755.48 and 1,708.23 is: 2,563.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.11 : 4,755.48 = 1,708.23 : x
  2. Step 2: Convert to fraction form
    3,169.11/4,755.48 = 1,708.23/x
  3. Step 3: Cross multiply
    3,169.11x = 4,755.48 × 1,708.23
  4. Step 4: Simplify right side
    3,169.11x = 8,123,453.60
  5. Step 5: Solve for x
    x = 8,123,453.60/3,169.11
  6. Step 6: Final answer
    x = 2,563.32

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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.