Home / 2,361.11-3,257.97-1,366.20

Finding the Fourth Proportional to 2,361.11, 3,257.97 and 1,366.20

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Solution

The fourth proportional to 2,361.11, 3,257.97 and 1,366.20 is: 1,885.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.11 : 3,257.97 = 1,366.20 : x
  2. Step 2: Convert to fraction form
    2,361.11/3,257.97 = 1,366.20/x
  3. Step 3: Cross multiply
    2,361.11x = 3,257.97 × 1,366.20
  4. Step 4: Simplify right side
    2,361.11x = 4,451,038.61
  5. Step 5: Solve for x
    x = 4,451,038.61/2,361.11
  6. Step 6: Final answer
    x = 1,885.15

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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.