Home / 3,258.55-4,496.76-1,842.21

Finding the Fourth Proportional to 3,258.55, 4,496.76 and 1,842.21

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Solution

The fourth proportional to 3,258.55, 4,496.76 and 1,842.21 is: 2,542.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.55 : 4,496.76 = 1,842.21 : x
  2. Step 2: Convert to fraction form
    3,258.55/4,496.76 = 1,842.21/x
  3. Step 3: Cross multiply
    3,258.55x = 4,496.76 × 1,842.21
  4. Step 4: Simplify right side
    3,258.55x = 8,283,976.24
  5. Step 5: Solve for x
    x = 8,283,976.24/3,258.55
  6. Step 6: Final answer
    x = 2,542.23

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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.