Home / 8,464.20-12,692.60-2,619.44

Finding the Fourth Proportional to 8,464.20, 12,692.60 and 2,619.44

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Solution

The fourth proportional to 8,464.20, 12,692.60 and 2,619.44 is: 3,928.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.20 : 12,692.60 = 2,619.44 : x
  2. Step 2: Convert to fraction form
    8,464.20/12,692.60 = 2,619.44/x
  3. Step 3: Cross multiply
    8,464.20x = 12,692.60 × 2,619.44
  4. Step 4: Simplify right side
    8,464.20x = 33,247,485.00
  5. Step 5: Solve for x
    x = 33,247,485.00/8,464.20
  6. Step 6: Final answer
    x = 3,928.01

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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.