Home / 2,911.01-4,367.22-1,268.03

Finding the Fourth Proportional to 2,911.01, 4,367.22 and 1,268.03

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Solution

The fourth proportional to 2,911.01, 4,367.22 and 1,268.03 is: 1,902.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.01 : 4,367.22 = 1,268.03 : x
  2. Step 2: Convert to fraction form
    2,911.01/4,367.22 = 1,268.03/x
  3. Step 3: Cross multiply
    2,911.01x = 4,367.22 × 1,268.03
  4. Step 4: Simplify right side
    2,911.01x = 5,537,759.86
  5. Step 5: Solve for x
    x = 5,537,759.86/2,911.01
  6. Step 6: Final answer
    x = 1,902.35

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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.