Home / 5,578.50-7,698.03-3,060.57

Finding the Fourth Proportional to 5,578.50, 7,698.03 and 3,060.57

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Solution

The fourth proportional to 5,578.50, 7,698.03 and 3,060.57 is: 4,223.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.50 : 7,698.03 = 3,060.57 : x
  2. Step 2: Convert to fraction form
    5,578.50/7,698.03 = 3,060.57/x
  3. Step 3: Cross multiply
    5,578.50x = 7,698.03 × 3,060.57
  4. Step 4: Simplify right side
    5,578.50x = 23,560,359.68
  5. Step 5: Solve for x
    x = 23,560,359.68/5,578.50
  6. Step 6: Final answer
    x = 4,223.42

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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.