Home / 3,104.68-4,286.64-2,551.72

Finding the Fourth Proportional to 3,104.68, 4,286.64 and 2,551.72

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Solution

The fourth proportional to 3,104.68, 4,286.64 and 2,551.72 is: 3,523.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.68 : 4,286.64 = 2,551.72 : x
  2. Step 2: Convert to fraction form
    3,104.68/4,286.64 = 2,551.72/x
  3. Step 3: Cross multiply
    3,104.68x = 4,286.64 × 2,551.72
  4. Step 4: Simplify right side
    3,104.68x = 10,938,305.02
  5. Step 5: Solve for x
    x = 10,938,305.02/3,104.68
  6. Step 6: Final answer
    x = 3,523.17

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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.