Home / 4,500.85-6,739.73-3,112.27

Finding the Fourth Proportional to 4,500.85, 6,739.73 and 3,112.27

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Solution

The fourth proportional to 4,500.85, 6,739.73 and 3,112.27 is: 4,660.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.85 : 6,739.73 = 3,112.27 : x
  2. Step 2: Convert to fraction form
    4,500.85/6,739.73 = 3,112.27/x
  3. Step 3: Cross multiply
    4,500.85x = 6,739.73 × 3,112.27
  4. Step 4: Simplify right side
    4,500.85x = 20,975,810.23
  5. Step 5: Solve for x
    x = 20,975,810.23/4,500.85
  6. Step 6: Final answer
    x = 4,660.42

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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.