Home / 3,514.24-5,272.89-1,665.37

Finding the Fourth Proportional to 3,514.24, 5,272.89 and 1,665.37

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Solution

The fourth proportional to 3,514.24, 5,272.89 and 1,665.37 is: 2,498.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.24 : 5,272.89 = 1,665.37 : x
  2. Step 2: Convert to fraction form
    3,514.24/5,272.89 = 1,665.37/x
  3. Step 3: Cross multiply
    3,514.24x = 5,272.89 × 1,665.37
  4. Step 4: Simplify right side
    3,514.24x = 8,781,295.41
  5. Step 5: Solve for x
    x = 8,781,295.41/3,514.24
  6. Step 6: Final answer
    x = 2,498.78

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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.