Home / 2,286.84-3,155.58-1,936.92

Finding the Fourth Proportional to 2,286.84, 3,155.58 and 1,936.92

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Solution

The fourth proportional to 2,286.84, 3,155.58 and 1,936.92 is: 2,672.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.84 : 3,155.58 = 1,936.92 : x
  2. Step 2: Convert to fraction form
    2,286.84/3,155.58 = 1,936.92/x
  3. Step 3: Cross multiply
    2,286.84x = 3,155.58 × 1,936.92
  4. Step 4: Simplify right side
    2,286.84x = 6,112,106.01
  5. Step 5: Solve for x
    x = 6,112,106.01/2,286.84
  6. Step 6: Final answer
    x = 2,672.73

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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.