Home / 3,252.65-4,879.69-1,791.05

Finding the Fourth Proportional to 3,252.65, 4,879.69 and 1,791.05

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Solution

The fourth proportional to 3,252.65, 4,879.69 and 1,791.05 is: 2,686.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.65 : 4,879.69 = 1,791.05 : x
  2. Step 2: Convert to fraction form
    3,252.65/4,879.69 = 1,791.05/x
  3. Step 3: Cross multiply
    3,252.65x = 4,879.69 × 1,791.05
  4. Step 4: Simplify right side
    3,252.65x = 8,739,739.90
  5. Step 5: Solve for x
    x = 8,739,739.90/3,252.65
  6. Step 6: Final answer
    x = 2,686.96

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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.