Home / 3,514.68-5,272.07-1,539.90

Finding the Fourth Proportional to 3,514.68, 5,272.07 and 1,539.90

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Solution

The fourth proportional to 3,514.68, 5,272.07 and 1,539.90 is: 2,309.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.68 : 5,272.07 = 1,539.90 : x
  2. Step 2: Convert to fraction form
    3,514.68/5,272.07 = 1,539.90/x
  3. Step 3: Cross multiply
    3,514.68x = 5,272.07 × 1,539.90
  4. Step 4: Simplify right side
    3,514.68x = 8,118,464.44
  5. Step 5: Solve for x
    x = 8,118,464.44/3,514.68
  6. Step 6: Final answer
    x = 2,309.87

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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.