Home / 3,334.85-5,005.41-1,692.57

Finding the Fourth Proportional to 3,334.85, 5,005.41 and 1,692.57

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Solution

The fourth proportional to 3,334.85, 5,005.41 and 1,692.57 is: 2,540.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.85 : 5,005.41 = 1,692.57 : x
  2. Step 2: Convert to fraction form
    3,334.85/5,005.41 = 1,692.57/x
  3. Step 3: Cross multiply
    3,334.85x = 5,005.41 × 1,692.57
  4. Step 4: Simplify right side
    3,334.85x = 8,472,006.80
  5. Step 5: Solve for x
    x = 8,472,006.80/3,334.85
  6. Step 6: Final answer
    x = 2,540.45

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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.