Home / 3,692.82-5,095.67-2,200.80

Finding the Fourth Proportional to 3,692.82, 5,095.67 and 2,200.80

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Solution

The fourth proportional to 3,692.82, 5,095.67 and 2,200.80 is: 3,036.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692.82 : 5,095.67 = 2,200.80 : x
  2. Step 2: Convert to fraction form
    3,692.82/5,095.67 = 2,200.80/x
  3. Step 3: Cross multiply
    3,692.82x = 5,095.67 × 2,200.80
  4. Step 4: Simplify right side
    3,692.82x = 11,214,539.53
  5. Step 5: Solve for x
    x = 11,214,539.53/3,692.82
  6. Step 6: Final answer
    x = 3,036.85

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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.