Home / 2,286.14-3,136.11-2,225.30

Finding the Fourth Proportional to 2,286.14, 3,136.11 and 2,225.30

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Solution

The fourth proportional to 2,286.14, 3,136.11 and 2,225.30 is: 3,052.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.14 : 3,136.11 = 2,225.30 : x
  2. Step 2: Convert to fraction form
    2,286.14/3,136.11 = 2,225.30/x
  3. Step 3: Cross multiply
    2,286.14x = 3,136.11 × 2,225.30
  4. Step 4: Simplify right side
    2,286.14x = 6,978,774.46
  5. Step 5: Solve for x
    x = 6,978,774.46/2,286.14
  6. Step 6: Final answer
    x = 3,052.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.