Home / 3,019.33-4,166.92-1,692.85

Finding the Fourth Proportional to 3,019.33, 4,166.92 and 1,692.85

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Solution

The fourth proportional to 3,019.33, 4,166.92 and 1,692.85 is: 2,336.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.33 : 4,166.92 = 1,692.85 : x
  2. Step 2: Convert to fraction form
    3,019.33/4,166.92 = 1,692.85/x
  3. Step 3: Cross multiply
    3,019.33x = 4,166.92 × 1,692.85
  4. Step 4: Simplify right side
    3,019.33x = 7,053,965.27
  5. Step 5: Solve for x
    x = 7,053,965.27/3,019.33
  6. Step 6: Final answer
    x = 2,336.27

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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.