Home / 4,800.82-6,625.97-3,813.63

Finding the Fourth Proportional to 4,800.82, 6,625.97 and 3,813.63

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Solution

The fourth proportional to 4,800.82, 6,625.97 and 3,813.63 is: 5,263.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.82 : 6,625.97 = 3,813.63 : x
  2. Step 2: Convert to fraction form
    4,800.82/6,625.97 = 3,813.63/x
  3. Step 3: Cross multiply
    4,800.82x = 6,625.97 × 3,813.63
  4. Step 4: Simplify right side
    4,800.82x = 25,268,997.97
  5. Step 5: Solve for x
    x = 25,268,997.97/4,800.82
  6. Step 6: Final answer
    x = 5,263.48

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1.5x scale

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.