Home / 11,268.96-16,903.62-3,477.78

Finding the Fourth Proportional to 11,268.96, 16,903.62 and 3,477.78

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Solution

The fourth proportional to 11,268.96, 16,903.62 and 3,477.78 is: 5,216.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.96 : 16,903.62 = 3,477.78 : x
  2. Step 2: Convert to fraction form
    11,268.96/16,903.62 = 3,477.78/x
  3. Step 3: Cross multiply
    11,268.96x = 16,903.62 × 3,477.78
  4. Step 4: Simplify right side
    11,268.96x = 58,787,071.56
  5. Step 5: Solve for x
    x = 58,787,071.56/11,268.96
  6. Step 6: Final answer
    x = 5,216.73

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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.