Home / 2,361.21-3,258.53-1,366.82

Finding the Fourth Proportional to 2,361.21, 3,258.53 and 1,366.82

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Solution

The fourth proportional to 2,361.21, 3,258.53 and 1,366.82 is: 1,886.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.21 : 3,258.53 = 1,366.82 : x
  2. Step 2: Convert to fraction form
    2,361.21/3,258.53 = 1,366.82/x
  3. Step 3: Cross multiply
    2,361.21x = 3,258.53 × 1,366.82
  4. Step 4: Simplify right side
    2,361.21x = 4,453,823.97
  5. Step 5: Solve for x
    x = 4,453,823.97/2,361.21
  6. Step 6: Final answer
    x = 1,886.25

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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.