Home / 4,729.62-7,084.10-3,898.56

Finding the Fourth Proportional to 4,729.62, 7,084.10 and 3,898.56

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Solution

The fourth proportional to 4,729.62, 7,084.10 and 3,898.56 is: 5,839.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.62 : 7,084.10 = 3,898.56 : x
  2. Step 2: Convert to fraction form
    4,729.62/7,084.10 = 3,898.56/x
  3. Step 3: Cross multiply
    4,729.62x = 7,084.10 × 3,898.56
  4. Step 4: Simplify right side
    4,729.62x = 27,617,769.40
  5. Step 5: Solve for x
    x = 27,617,769.40/4,729.62
  6. Step 6: Final answer
    x = 5,839.32

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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.