Home / 4,846.28-7,268.64-1,382.72

Finding the Fourth Proportional to 4,846.28, 7,268.64 and 1,382.72

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Solution

The fourth proportional to 4,846.28, 7,268.64 and 1,382.72 is: 2,073.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,846.28 : 7,268.64 = 1,382.72 : x
  2. Step 2: Convert to fraction form
    4,846.28/7,268.64 = 1,382.72/x
  3. Step 3: Cross multiply
    4,846.28x = 7,268.64 × 1,382.72
  4. Step 4: Simplify right side
    4,846.28x = 10,050,493.90
  5. Step 5: Solve for x
    x = 10,050,493.90/4,846.28
  6. Step 6: Final answer
    x = 2,073.86

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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.