Home / 2,132.27-3,198.41-832.83

Finding the Fourth Proportional to 2,132.27, 3,198.41 and 832.83

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Solution

The fourth proportional to 2,132.27, 3,198.41 and 832.83 is: 1,249.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132.27 : 3,198.41 = 832.83 : x
  2. Step 2: Convert to fraction form
    2,132.27/3,198.41 = 832.83/x
  3. Step 3: Cross multiply
    2,132.27x = 3,198.41 × 832.83
  4. Step 4: Simplify right side
    2,132.27x = 2,663,731.80
  5. Step 5: Solve for x
    x = 2,663,731.80/2,132.27
  6. Step 6: Final answer
    x = 1,249.25

Related Problems

Find fourth proportional to 1,066.14, 1,599.21 and 416.42
Half scale
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Double scale
Find fourth proportional to 2,133.27, 3,199.91 and 833.83
Similar ratio
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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.