Home / 4,933.76-6,808.58-2,838.28

Finding the Fourth Proportional to 4,933.76, 6,808.58 and 2,838.28

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Solution

The fourth proportional to 4,933.76, 6,808.58 and 2,838.28 is: 3,916.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,933.76 : 6,808.58 = 2,838.28 : x
  2. Step 2: Convert to fraction form
    4,933.76/6,808.58 = 2,838.28/x
  3. Step 3: Cross multiply
    4,933.76x = 6,808.58 × 2,838.28
  4. Step 4: Simplify right side
    4,933.76x = 19,324,656.44
  5. Step 5: Solve for x
    x = 19,324,656.44/4,933.76
  6. Step 6: Final answer
    x = 3,916.82

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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.