Home / 3,474.48-5,214.96-2,871.84

Finding the Fourth Proportional to 3,474.48, 5,214.96 and 2,871.84

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Solution

The fourth proportional to 3,474.48, 5,214.96 and 2,871.84 is: 4,310.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.48 : 5,214.96 = 2,871.84 : x
  2. Step 2: Convert to fraction form
    3,474.48/5,214.96 = 2,871.84/x
  3. Step 3: Cross multiply
    3,474.48x = 5,214.96 × 2,871.84
  4. Step 4: Simplify right side
    3,474.48x = 14,976,530.73
  5. Step 5: Solve for x
    x = 14,976,530.73/3,474.48
  6. Step 6: Final answer
    x = 4,310.44

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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.