Home / 3,258.43-4,887.63-2,288.86

Finding the Fourth Proportional to 3,258.43, 4,887.63 and 2,288.86

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Solution

The fourth proportional to 3,258.43, 4,887.63 and 2,288.86 is: 3,433.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.43 : 4,887.63 = 2,288.86 : x
  2. Step 2: Convert to fraction form
    3,258.43/4,887.63 = 2,288.86/x
  3. Step 3: Cross multiply
    3,258.43x = 4,887.63 × 2,288.86
  4. Step 4: Simplify right side
    3,258.43x = 11,187,076.36
  5. Step 5: Solve for x
    x = 11,187,076.36/3,258.43
  6. Step 6: Final answer
    x = 3,433.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.