Home / 6,514.14-8,989.10-3,996.24

Finding the Fourth Proportional to 6,514.14, 8,989.10 and 3,996.24

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Solution

The fourth proportional to 6,514.14, 8,989.10 and 3,996.24 is: 5,514.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.14 : 8,989.10 = 3,996.24 : x
  2. Step 2: Convert to fraction form
    6,514.14/8,989.10 = 3,996.24/x
  3. Step 3: Cross multiply
    6,514.14x = 8,989.10 × 3,996.24
  4. Step 4: Simplify right side
    6,514.14x = 35,922,600.98
  5. Step 5: Solve for x
    x = 35,922,600.98/6,514.14
  6. Step 6: Final answer
    x = 5,514.56

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1.5x scale

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.