Home / 4,739.55-6,542.12-3,249.65

Finding the Fourth Proportional to 4,739.55, 6,542.12 and 3,249.65

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Solution

The fourth proportional to 4,739.55, 6,542.12 and 3,249.65 is: 4,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.55 : 6,542.12 = 3,249.65 : x
  2. Step 2: Convert to fraction form
    4,739.55/6,542.12 = 3,249.65/x
  3. Step 3: Cross multiply
    4,739.55x = 6,542.12 × 3,249.65
  4. Step 4: Simplify right side
    4,739.55x = 21,259,551.30
  5. Step 5: Solve for x
    x = 21,259,551.30/4,739.55
  6. Step 6: Final answer
    x = 4,485.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.