Home / 11,176.64-16,767.55-3,278.83

Finding the Fourth Proportional to 11,176.64, 16,767.55 and 3,278.83

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Solution

The fourth proportional to 11,176.64, 16,767.55 and 3,278.83 is: 4,919.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.64 : 16,767.55 = 3,278.83 : x
  2. Step 2: Convert to fraction form
    11,176.64/16,767.55 = 3,278.83/x
  3. Step 3: Cross multiply
    11,176.64x = 16,767.55 × 3,278.83
  4. Step 4: Simplify right side
    11,176.64x = 54,978,020.75
  5. Step 5: Solve for x
    x = 54,978,020.75/11,176.64
  6. Step 6: Final answer
    x = 4,919.01

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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.