Home / 4,761.20-6,568.41-2,871.71

Finding the Fourth Proportional to 4,761.20, 6,568.41 and 2,871.71

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Solution

The fourth proportional to 4,761.20, 6,568.41 and 2,871.71 is: 3,961.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.20 : 6,568.41 = 2,871.71 : x
  2. Step 2: Convert to fraction form
    4,761.20/6,568.41 = 2,871.71/x
  3. Step 3: Cross multiply
    4,761.20x = 6,568.41 × 2,871.71
  4. Step 4: Simplify right side
    4,761.20x = 18,862,535.84
  5. Step 5: Solve for x
    x = 18,862,535.84/4,761.20
  6. Step 6: Final answer
    x = 3,961.72

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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.