Home / 3,836.55-5,292.78-2,243.10

Finding the Fourth Proportional to 3,836.55, 5,292.78 and 2,243.10

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Solution

The fourth proportional to 3,836.55, 5,292.78 and 2,243.10 is: 3,094.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.55 : 5,292.78 = 2,243.10 : x
  2. Step 2: Convert to fraction form
    3,836.55/5,292.78 = 2,243.10/x
  3. Step 3: Cross multiply
    3,836.55x = 5,292.78 × 2,243.10
  4. Step 4: Simplify right side
    3,836.55x = 11,872,234.82
  5. Step 5: Solve for x
    x = 11,872,234.82/3,836.55
  6. Step 6: Final answer
    x = 3,094.51

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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.