Home / 3,835.87-5,270.56-3,048.55

Finding the Fourth Proportional to 3,835.87, 5,270.56 and 3,048.55

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Solution

The fourth proportional to 3,835.87, 5,270.56 and 3,048.55 is: 4,188.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.87 : 5,270.56 = 3,048.55 : x
  2. Step 2: Convert to fraction form
    3,835.87/5,270.56 = 3,048.55/x
  3. Step 3: Cross multiply
    3,835.87x = 5,270.56 × 3,048.55
  4. Step 4: Simplify right side
    3,835.87x = 16,067,595.97
  5. Step 5: Solve for x
    x = 16,067,595.97/3,835.87
  6. Step 6: Final answer
    x = 4,188.77

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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.