Home / 3,182.58-4,767.70-1,791.68

Finding the Fourth Proportional to 3,182.58, 4,767.70 and 1,791.68

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Solution

The fourth proportional to 3,182.58, 4,767.70 and 1,791.68 is: 2,684.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.58 : 4,767.70 = 1,791.68 : x
  2. Step 2: Convert to fraction form
    3,182.58/4,767.70 = 1,791.68/x
  3. Step 3: Cross multiply
    3,182.58x = 4,767.70 × 1,791.68
  4. Step 4: Simplify right side
    3,182.58x = 8,542,192.74
  5. Step 5: Solve for x
    x = 8,542,192.74/3,182.58
  6. Step 6: Final answer
    x = 2,684.05

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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.