Home / 3,775.20-5,654.58-3,268.99

Finding the Fourth Proportional to 3,775.20, 5,654.58 and 3,268.99

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Solution

The fourth proportional to 3,775.20, 5,654.58 and 3,268.99 is: 4,896.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.20 : 5,654.58 = 3,268.99 : x
  2. Step 2: Convert to fraction form
    3,775.20/5,654.58 = 3,268.99/x
  3. Step 3: Cross multiply
    3,775.20x = 5,654.58 × 3,268.99
  4. Step 4: Simplify right side
    3,775.20x = 18,484,765.47
  5. Step 5: Solve for x
    x = 18,484,765.47/3,775.20
  6. Step 6: Final answer
    x = 4,896.37

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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.