Home / 4,178.64-6,268.15-1,711.73

Finding the Fourth Proportional to 4,178.64, 6,268.15 and 1,711.73

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Solution

The fourth proportional to 4,178.64, 6,268.15 and 1,711.73 is: 2,567.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.64 : 6,268.15 = 1,711.73 : x
  2. Step 2: Convert to fraction form
    4,178.64/6,268.15 = 1,711.73/x
  3. Step 3: Cross multiply
    4,178.64x = 6,268.15 × 1,711.73
  4. Step 4: Simplify right side
    4,178.64x = 10,729,380.40
  5. Step 5: Solve for x
    x = 10,729,380.40/4,178.64
  6. Step 6: Final answer
    x = 2,567.67

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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.