Home / 5,383.20-8,069.40-2,463.60

Finding the Fourth Proportional to 5,383.20, 8,069.40 and 2,463.60

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Solution

The fourth proportional to 5,383.20, 8,069.40 and 2,463.60 is: 3,692.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.20 : 8,069.40 = 2,463.60 : x
  2. Step 2: Convert to fraction form
    5,383.20/8,069.40 = 2,463.60/x
  3. Step 3: Cross multiply
    5,383.20x = 8,069.40 × 2,463.60
  4. Step 4: Simplify right side
    5,383.20x = 19,879,773.84
  5. Step 5: Solve for x
    x = 19,879,773.84/5,383.20
  6. Step 6: Final answer
    x = 3,692.93

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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.