Home / 4,928.31-6,800.97-2,690.13

Finding the Fourth Proportional to 4,928.31, 6,800.97 and 2,690.13

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Solution

The fourth proportional to 4,928.31, 6,800.97 and 2,690.13 is: 3,712.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.31 : 6,800.97 = 2,690.13 : x
  2. Step 2: Convert to fraction form
    4,928.31/6,800.97 = 2,690.13/x
  3. Step 3: Cross multiply
    4,928.31x = 6,800.97 × 2,690.13
  4. Step 4: Simplify right side
    4,928.31x = 18,295,493.43
  5. Step 5: Solve for x
    x = 18,295,493.43/4,928.31
  6. Step 6: Final answer
    x = 3,712.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.