Home / 4,114.20-6,171.72-1,516.54

Finding the Fourth Proportional to 4,114.20, 6,171.72 and 1,516.54

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Solution

The fourth proportional to 4,114.20, 6,171.72 and 1,516.54 is: 2,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.20 : 6,171.72 = 1,516.54 : x
  2. Step 2: Convert to fraction form
    4,114.20/6,171.72 = 1,516.54/x
  3. Step 3: Cross multiply
    4,114.20x = 6,171.72 × 1,516.54
  4. Step 4: Simplify right side
    4,114.20x = 9,359,660.25
  5. Step 5: Solve for x
    x = 9,359,660.25/4,114.20
  6. Step 6: Final answer
    x = 2,274.96

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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.