Home / 8,177.78-12,268.72-2,334.44

Finding the Fourth Proportional to 8,177.78, 12,268.72 and 2,334.44

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Solution

The fourth proportional to 8,177.78, 12,268.72 and 2,334.44 is: 3,502.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.78 : 12,268.72 = 2,334.44 : x
  2. Step 2: Convert to fraction form
    8,177.78/12,268.72 = 2,334.44/x
  3. Step 3: Cross multiply
    8,177.78x = 12,268.72 × 2,334.44
  4. Step 4: Simplify right side
    8,177.78x = 28,640,590.72
  5. Step 5: Solve for x
    x = 28,640,590.72/8,177.78
  6. Step 6: Final answer
    x = 3,502.25

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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.