Home / 6,151.44-8,489.04-3,357.12

Finding the Fourth Proportional to 6,151.44, 8,489.04 and 3,357.12

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Solution

The fourth proportional to 6,151.44, 8,489.04 and 3,357.12 is: 4,632.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151.44 : 8,489.04 = 3,357.12 : x
  2. Step 2: Convert to fraction form
    6,151.44/8,489.04 = 3,357.12/x
  3. Step 3: Cross multiply
    6,151.44x = 8,489.04 × 3,357.12
  4. Step 4: Simplify right side
    6,151.44x = 28,498,725.96
  5. Step 5: Solve for x
    x = 28,498,725.96/6,151.44
  6. Step 6: Final answer
    x = 4,632.85

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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.