Home / 6,255.92-8,632.13-3,739.05

Finding the Fourth Proportional to 6,255.92, 8,632.13 and 3,739.05

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Solution

The fourth proportional to 6,255.92, 8,632.13 and 3,739.05 is: 5,159.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.92 : 8,632.13 = 3,739.05 : x
  2. Step 2: Convert to fraction form
    6,255.92/8,632.13 = 3,739.05/x
  3. Step 3: Cross multiply
    6,255.92x = 8,632.13 × 3,739.05
  4. Step 4: Simplify right side
    6,255.92x = 32,275,965.68
  5. Step 5: Solve for x
    x = 32,275,965.68/6,255.92
  6. Step 6: Final answer
    x = 5,159.27

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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.