Home / 4,472.85-6,716.30-3,788.49

Finding the Fourth Proportional to 4,472.85, 6,716.30 and 3,788.49

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Solution

The fourth proportional to 4,472.85, 6,716.30 and 3,788.49 is: 5,688.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472.85 : 6,716.30 = 3,788.49 : x
  2. Step 2: Convert to fraction form
    4,472.85/6,716.30 = 3,788.49/x
  3. Step 3: Cross multiply
    4,472.85x = 6,716.30 × 3,788.49
  4. Step 4: Simplify right side
    4,472.85x = 25,444,616.44
  5. Step 5: Solve for x
    x = 25,444,616.44/4,472.85
  6. Step 6: Final answer
    x = 5,688.68

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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.