Home / 3,725.22-5,140.79-2,046.74

Finding the Fourth Proportional to 3,725.22, 5,140.79 and 2,046.74

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Solution

The fourth proportional to 3,725.22, 5,140.79 and 2,046.74 is: 2,824.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.22 : 5,140.79 = 2,046.74 : x
  2. Step 2: Convert to fraction form
    3,725.22/5,140.79 = 2,046.74/x
  3. Step 3: Cross multiply
    3,725.22x = 5,140.79 × 2,046.74
  4. Step 4: Simplify right side
    3,725.22x = 10,521,839.94
  5. Step 5: Solve for x
    x = 10,521,839.94/3,725.22
  6. Step 6: Final answer
    x = 2,824.49

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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.