Home / 3,825.42-5,736.70-2,265.76

Finding the Fourth Proportional to 3,825.42, 5,736.70 and 2,265.76

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Solution

The fourth proportional to 3,825.42, 5,736.70 and 2,265.76 is: 3,397.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825.42 : 5,736.70 = 2,265.76 : x
  2. Step 2: Convert to fraction form
    3,825.42/5,736.70 = 2,265.76/x
  3. Step 3: Cross multiply
    3,825.42x = 5,736.70 × 2,265.76
  4. Step 4: Simplify right side
    3,825.42x = 12,997,985.39
  5. Step 5: Solve for x
    x = 12,997,985.39/3,825.42
  6. Step 6: Final answer
    x = 3,397.79

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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.