Home / 2,568.60-3,846.96-1,591.74

Finding the Fourth Proportional to 2,568.60, 3,846.96 and 1,591.74

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Solution

The fourth proportional to 2,568.60, 3,846.96 and 1,591.74 is: 2,383.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.60 : 3,846.96 = 1,591.74 : x
  2. Step 2: Convert to fraction form
    2,568.60/3,846.96 = 1,591.74/x
  3. Step 3: Cross multiply
    2,568.60x = 3,846.96 × 1,591.74
  4. Step 4: Simplify right side
    2,568.60x = 6,123,360.11
  5. Step 5: Solve for x
    x = 6,123,360.11/2,568.60
  6. Step 6: Final answer
    x = 2,383.93

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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.