Home / 3,258.14-4,887.21-2,288.57

Finding the Fourth Proportional to 3,258.14, 4,887.21 and 2,288.57

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Solution

The fourth proportional to 3,258.14, 4,887.21 and 2,288.57 is: 3,432.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.14 : 4,887.21 = 2,288.57 : x
  2. Step 2: Convert to fraction form
    3,258.14/4,887.21 = 2,288.57/x
  3. Step 3: Cross multiply
    3,258.14x = 4,887.21 × 2,288.57
  4. Step 4: Simplify right side
    3,258.14x = 11,184,722.19
  5. Step 5: Solve for x
    x = 11,184,722.19/3,258.14
  6. Step 6: Final answer
    x = 3,432.86

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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.