Home / 3,982.59-5,496.59-2,867.22

Finding the Fourth Proportional to 3,982.59, 5,496.59 and 2,867.22

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Solution

The fourth proportional to 3,982.59, 5,496.59 and 2,867.22 is: 3,957.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.59 : 5,496.59 = 2,867.22 : x
  2. Step 2: Convert to fraction form
    3,982.59/5,496.59 = 2,867.22/x
  3. Step 3: Cross multiply
    3,982.59x = 5,496.59 × 2,867.22
  4. Step 4: Simplify right side
    3,982.59x = 15,759,939.95
  5. Step 5: Solve for x
    x = 15,759,939.95/3,982.59
  6. Step 6: Final answer
    x = 3,957.21

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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.