Home / 3,711.58-5,119.85-2,452.84

Finding the Fourth Proportional to 3,711.58, 5,119.85 and 2,452.84

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Solution

The fourth proportional to 3,711.58, 5,119.85 and 2,452.84 is: 3,383.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.58 : 5,119.85 = 2,452.84 : x
  2. Step 2: Convert to fraction form
    3,711.58/5,119.85 = 2,452.84/x
  3. Step 3: Cross multiply
    3,711.58x = 5,119.85 × 2,452.84
  4. Step 4: Simplify right side
    3,711.58x = 12,558,172.87
  5. Step 5: Solve for x
    x = 12,558,172.87/3,711.58
  6. Step 6: Final answer
    x = 3,383.51

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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.