Home / 3,692.08-5,520.30-3,604.60

Finding the Fourth Proportional to 3,692.08, 5,520.30 and 3,604.60

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Solution

The fourth proportional to 3,692.08, 5,520.30 and 3,604.60 is: 5,389.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692.08 : 5,520.30 = 3,604.60 : x
  2. Step 2: Convert to fraction form
    3,692.08/5,520.30 = 3,604.60/x
  3. Step 3: Cross multiply
    3,692.08x = 5,520.30 × 3,604.60
  4. Step 4: Simplify right side
    3,692.08x = 19,898,473.38
  5. Step 5: Solve for x
    x = 19,898,473.38/3,692.08
  6. Step 6: Final answer
    x = 5,389.50

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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.