Home / 4,976.40-7,469.49-3,795.42

Finding the Fourth Proportional to 4,976.40, 7,469.49 and 3,795.42

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Solution

The fourth proportional to 4,976.40, 7,469.49 and 3,795.42 is: 5,696.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.40 : 7,469.49 = 3,795.42 : x
  2. Step 2: Convert to fraction form
    4,976.40/7,469.49 = 3,795.42/x
  3. Step 3: Cross multiply
    4,976.40x = 7,469.49 × 3,795.42
  4. Step 4: Simplify right side
    4,976.40x = 28,349,851.74
  5. Step 5: Solve for x
    x = 28,349,851.74/4,976.40
  6. Step 6: Final answer
    x = 5,696.86

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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.