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Finding the Fourth Proportional to 6,167.92, 8,510.40 and 3,514.60

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Solution

The fourth proportional to 6,167.92, 8,510.40 and 3,514.60 is: 4,849.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.92 : 8,510.40 = 3,514.60 : x
  2. Step 2: Convert to fraction form
    6,167.92/8,510.40 = 3,514.60/x
  3. Step 3: Cross multiply
    6,167.92x = 8,510.40 × 3,514.60
  4. Step 4: Simplify right side
    6,167.92x = 29,910,651.84
  5. Step 5: Solve for x
    x = 29,910,651.84/6,167.92
  6. Step 6: Final answer
    x = 4,849.39

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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.