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Finding the Fourth Proportional to 7,850.01, 11,773.19 and 3,692.90

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Solution

The fourth proportional to 7,850.01, 11,773.19 and 3,692.90 is: 5,538.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.01 : 11,773.19 = 3,692.90 : x
  2. Step 2: Convert to fraction form
    7,850.01/11,773.19 = 3,692.90/x
  3. Step 3: Cross multiply
    7,850.01x = 11,773.19 × 3,692.90
  4. Step 4: Simplify right side
    7,850.01x = 43,477,136.02
  5. Step 5: Solve for x
    x = 43,477,136.02/7,850.01
  6. Step 6: Final answer
    x = 5,538.48

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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.