Home / 3,166.08-4,739.20-2,613.12

Finding the Fourth Proportional to 3,166.08, 4,739.20 and 2,613.12

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Solution

The fourth proportional to 3,166.08, 4,739.20 and 2,613.12 is: 3,911.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.08 : 4,739.20 = 2,613.12 : x
  2. Step 2: Convert to fraction form
    3,166.08/4,739.20 = 2,613.12/x
  3. Step 3: Cross multiply
    3,166.08x = 4,739.20 × 2,613.12
  4. Step 4: Simplify right side
    3,166.08x = 12,384,098.30
  5. Step 5: Solve for x
    x = 12,384,098.30/3,166.08
  6. Step 6: Final answer
    x = 3,911.49

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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.