Home / 3,462.56-5,193.67-1,271.12

Finding the Fourth Proportional to 3,462.56, 5,193.67 and 1,271.12

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Solution

The fourth proportional to 3,462.56, 5,193.67 and 1,271.12 is: 1,906.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.56 : 5,193.67 = 1,271.12 : x
  2. Step 2: Convert to fraction form
    3,462.56/5,193.67 = 1,271.12/x
  3. Step 3: Cross multiply
    3,462.56x = 5,193.67 × 1,271.12
  4. Step 4: Simplify right side
    3,462.56x = 6,601,771.45
  5. Step 5: Solve for x
    x = 6,601,771.45/3,462.56
  6. Step 6: Final answer
    x = 1,906.62

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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.