Home / 3,233.40-4,855.86-2,261.40

Finding the Fourth Proportional to 3,233.40, 4,855.86 and 2,261.40

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Solution

The fourth proportional to 3,233.40, 4,855.86 and 2,261.40 is: 3,396.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,233.40 : 4,855.86 = 2,261.40 : x
  2. Step 2: Convert to fraction form
    3,233.40/4,855.86 = 2,261.40/x
  3. Step 3: Cross multiply
    3,233.40x = 4,855.86 × 2,261.40
  4. Step 4: Simplify right side
    3,233.40x = 10,981,041.80
  5. Step 5: Solve for x
    x = 10,981,041.80/3,233.40
  6. Step 6: Final answer
    x = 3,396.13

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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.