Home / 11,268.03-16,902.44-3,872.43

Finding the Fourth Proportional to 11,268.03, 16,902.44 and 3,872.43

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Solution

The fourth proportional to 11,268.03, 16,902.44 and 3,872.43 is: 5,808.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.03 : 16,902.44 = 3,872.43 : x
  2. Step 2: Convert to fraction form
    11,268.03/16,902.44 = 3,872.43/x
  3. Step 3: Cross multiply
    11,268.03x = 16,902.44 × 3,872.43
  4. Step 4: Simplify right side
    11,268.03x = 65,453,510.89
  5. Step 5: Solve for x
    x = 65,453,510.89/11,268.03
  6. Step 6: Final answer
    x = 5,808.78

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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.