Home / 3,258.80-4,502.76-2,675.60

Finding the Fourth Proportional to 3,258.80, 4,502.76 and 2,675.60

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Solution

The fourth proportional to 3,258.80, 4,502.76 and 2,675.60 is: 3,696.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.80 : 4,502.76 = 2,675.60 : x
  2. Step 2: Convert to fraction form
    3,258.80/4,502.76 = 2,675.60/x
  3. Step 3: Cross multiply
    3,258.80x = 4,502.76 × 2,675.60
  4. Step 4: Simplify right side
    3,258.80x = 12,047,584.66
  5. Step 5: Solve for x
    x = 12,047,584.66/3,258.80
  6. Step 6: Final answer
    x = 3,696.94

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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.