Home / 3,514.24-5,272.32-1,663.68

Finding the Fourth Proportional to 3,514.24, 5,272.32 and 1,663.68

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Solution

The fourth proportional to 3,514.24, 5,272.32 and 1,663.68 is: 2,495.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.24 : 5,272.32 = 1,663.68 : x
  2. Step 2: Convert to fraction form
    3,514.24/5,272.32 = 1,663.68/x
  3. Step 3: Cross multiply
    3,514.24x = 5,272.32 × 1,663.68
  4. Step 4: Simplify right side
    3,514.24x = 8,771,453.34
  5. Step 5: Solve for x
    x = 8,771,453.34/3,514.24
  6. Step 6: Final answer
    x = 2,495.97

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1.5x scale

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.