Home / 3,271.73-4,514.99-1,779.66

Finding the Fourth Proportional to 3,271.73, 4,514.99 and 1,779.66

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Solution

The fourth proportional to 3,271.73, 4,514.99 and 1,779.66 is: 2,455.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.73 : 4,514.99 = 1,779.66 : x
  2. Step 2: Convert to fraction form
    3,271.73/4,514.99 = 1,779.66/x
  3. Step 3: Cross multiply
    3,271.73x = 4,514.99 × 1,779.66
  4. Step 4: Simplify right side
    3,271.73x = 8,035,147.10
  5. Step 5: Solve for x
    x = 8,035,147.10/3,271.73
  6. Step 6: Final answer
    x = 2,455.93

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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.