Home / 4,932.20-6,806.24-2,808.02

Finding the Fourth Proportional to 4,932.20, 6,806.24 and 2,808.02

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Solution

The fourth proportional to 4,932.20, 6,806.24 and 2,808.02 is: 3,874.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932.20 : 6,806.24 = 2,808.02 : x
  2. Step 2: Convert to fraction form
    4,932.20/6,806.24 = 2,808.02/x
  3. Step 3: Cross multiply
    4,932.20x = 6,806.24 × 2,808.02
  4. Step 4: Simplify right side
    4,932.20x = 19,112,058.04
  5. Step 5: Solve for x
    x = 19,112,058.04/4,932.20
  6. Step 6: Final answer
    x = 3,874.96

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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.