Home / 4,936.88-6,812.48-2,948

Finding the Fourth Proportional to 4,936.88, 6,812.48 and 2,948

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Solution

The fourth proportional to 4,936.88, 6,812.48 and 2,948 is: 4,067.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.88 : 6,812.48 = 2,948 : x
  2. Step 2: Convert to fraction form
    4,936.88/6,812.48 = 2,948/x
  3. Step 3: Cross multiply
    4,936.88x = 6,812.48 × 2,948
  4. Step 4: Simplify right side
    4,936.88x = 20,083,191.04
  5. Step 5: Solve for x
    x = 20,083,191.04/4,936.88
  6. Step 6: Final answer
    x = 4,067.99

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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.