Home / 11,485.54-17,229.93-3,692.53

Finding the Fourth Proportional to 11,485.54, 17,229.93 and 3,692.53

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Solution

The fourth proportional to 11,485.54, 17,229.93 and 3,692.53 is: 5,539.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.54 : 17,229.93 = 3,692.53 : x
  2. Step 2: Convert to fraction form
    11,485.54/17,229.93 = 3,692.53/x
  3. Step 3: Cross multiply
    11,485.54x = 17,229.93 × 3,692.53
  4. Step 4: Simplify right side
    11,485.54x = 63,622,033.42
  5. Step 5: Solve for x
    x = 63,622,033.42/11,485.54
  6. Step 6: Final answer
    x = 5,539.32

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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.