Home / 4,965.99-6,853.17-2,728

Finding the Fourth Proportional to 4,965.99, 6,853.17 and 2,728

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Solution

The fourth proportional to 4,965.99, 6,853.17 and 2,728 is: 3,764.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.99 : 6,853.17 = 2,728 : x
  2. Step 2: Convert to fraction form
    4,965.99/6,853.17 = 2,728/x
  3. Step 3: Cross multiply
    4,965.99x = 6,853.17 × 2,728
  4. Step 4: Simplify right side
    4,965.99x = 18,695,447.76
  5. Step 5: Solve for x
    x = 18,695,447.76/4,965.99
  6. Step 6: Final answer
    x = 3,764.70

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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.