Home / 2,361.27-3,258.58-1,366.79

Finding the Fourth Proportional to 2,361.27, 3,258.58 and 1,366.79

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Solution

The fourth proportional to 2,361.27, 3,258.58 and 1,366.79 is: 1,886.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.27 : 3,258.58 = 1,366.79 : x
  2. Step 2: Convert to fraction form
    2,361.27/3,258.58 = 1,366.79/x
  3. Step 3: Cross multiply
    2,361.27x = 3,258.58 × 1,366.79
  4. Step 4: Simplify right side
    2,361.27x = 4,453,794.56
  5. Step 5: Solve for x
    x = 4,453,794.56/2,361.27
  6. Step 6: Final answer
    x = 1,886.19

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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.