Home / 2,286.18-3,429.27-969.57

Finding the Fourth Proportional to 2,286.18, 3,429.27 and 969.57

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Solution

The fourth proportional to 2,286.18, 3,429.27 and 969.57 is: 1,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.18 : 3,429.27 = 969.57 : x
  2. Step 2: Convert to fraction form
    2,286.18/3,429.27 = 969.57/x
  3. Step 3: Cross multiply
    2,286.18x = 3,429.27 × 969.57
  4. Step 4: Simplify right side
    2,286.18x = 3,324,917.31
  5. Step 5: Solve for x
    x = 3,324,917.31/2,286.18
  6. Step 6: Final answer
    x = 1,454.36

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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.