Home / 5,132.73-7,692.87-2,355.54

Finding the Fourth Proportional to 5,132.73, 7,692.87 and 2,355.54

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Solution

The fourth proportional to 5,132.73, 7,692.87 and 2,355.54 is: 3,530.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.73 : 7,692.87 = 2,355.54 : x
  2. Step 2: Convert to fraction form
    5,132.73/7,692.87 = 2,355.54/x
  3. Step 3: Cross multiply
    5,132.73x = 7,692.87 × 2,355.54
  4. Step 4: Simplify right side
    5,132.73x = 18,120,863.00
  5. Step 5: Solve for x
    x = 18,120,863.00/5,132.73
  6. Step 6: Final answer
    x = 3,530.45

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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.