Home / 3,241.27-4,472.70-1,914.73

Finding the Fourth Proportional to 3,241.27, 4,472.70 and 1,914.73

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Solution

The fourth proportional to 3,241.27, 4,472.70 and 1,914.73 is: 2,642.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.27 : 4,472.70 = 1,914.73 : x
  2. Step 2: Convert to fraction form
    3,241.27/4,472.70 = 1,914.73/x
  3. Step 3: Cross multiply
    3,241.27x = 4,472.70 × 1,914.73
  4. Step 4: Simplify right side
    3,241.27x = 8,564,012.87
  5. Step 5: Solve for x
    x = 8,564,012.87/3,241.27
  6. Step 6: Final answer
    x = 2,642.18

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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.