Home / 2,934.88-4,028.05-2,684.58

Finding the Fourth Proportional to 2,934.88, 4,028.05 and 2,684.58

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Solution

The fourth proportional to 2,934.88, 4,028.05 and 2,684.58 is: 3,684.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.88 : 4,028.05 = 2,684.58 : x
  2. Step 2: Convert to fraction form
    2,934.88/4,028.05 = 2,684.58/x
  3. Step 3: Cross multiply
    2,934.88x = 4,028.05 × 2,684.58
  4. Step 4: Simplify right side
    2,934.88x = 10,813,622.47
  5. Step 5: Solve for x
    x = 10,813,622.47/2,934.88
  6. Step 6: Final answer
    x = 3,684.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.