Home / 4,919.41-6,788.00-2,765.53

Finding the Fourth Proportional to 4,919.41, 6,788.00 and 2,765.53

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Solution

The fourth proportional to 4,919.41, 6,788.00 and 2,765.53 is: 3,815.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.41 : 6,788.00 = 2,765.53 : x
  2. Step 2: Convert to fraction form
    4,919.41/6,788.00 = 2,765.53/x
  3. Step 3: Cross multiply
    4,919.41x = 6,788.00 × 2,765.53
  4. Step 4: Simplify right side
    4,919.41x = 18,772,407.58
  5. Step 5: Solve for x
    x = 18,772,407.58/4,919.41
  6. Step 6: Final answer
    x = 3,815.99

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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.