Home / 4,933.20-6,807.76-2,838

Finding the Fourth Proportional to 4,933.20, 6,807.76 and 2,838

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Solution

The fourth proportional to 4,933.20, 6,807.76 and 2,838 is: 3,916.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,933.20 : 6,807.76 = 2,838 : x
  2. Step 2: Convert to fraction form
    4,933.20/6,807.76 = 2,838/x
  3. Step 3: Cross multiply
    4,933.20x = 6,807.76 × 2,838
  4. Step 4: Simplify right side
    4,933.20x = 19,320,422.88
  5. Step 5: Solve for x
    x = 19,320,422.88/4,933.20
  6. Step 6: Final answer
    x = 3,916.41

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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.