Home / 3,083.46-4,623.96-1,785.84

Finding the Fourth Proportional to 3,083.46, 4,623.96 and 1,785.84

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Solution

The fourth proportional to 3,083.46, 4,623.96 and 1,785.84 is: 2,678.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.46 : 4,623.96 = 1,785.84 : x
  2. Step 2: Convert to fraction form
    3,083.46/4,623.96 = 1,785.84/x
  3. Step 3: Cross multiply
    3,083.46x = 4,623.96 × 1,785.84
  4. Step 4: Simplify right side
    3,083.46x = 8,257,652.73
  5. Step 5: Solve for x
    x = 8,257,652.73/3,083.46
  6. Step 6: Final answer
    x = 2,678.05

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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.