Home / 3,679.26-5,511.60-3,132.60

Finding the Fourth Proportional to 3,679.26, 5,511.60 and 3,132.60

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Solution

The fourth proportional to 3,679.26, 5,511.60 and 3,132.60 is: 4,692.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679.26 : 5,511.60 = 3,132.60 : x
  2. Step 2: Convert to fraction form
    3,679.26/5,511.60 = 3,132.60/x
  3. Step 3: Cross multiply
    3,679.26x = 5,511.60 × 3,132.60
  4. Step 4: Simplify right side
    3,679.26x = 17,265,638.16
  5. Step 5: Solve for x
    x = 17,265,638.16/3,679.26
  6. Step 6: Final answer
    x = 4,692.69

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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.