Home / 6,206.30-9,310.65-1,823.90

Finding the Fourth Proportional to 6,206.30, 9,310.65 and 1,823.90

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Solution

The fourth proportional to 6,206.30, 9,310.65 and 1,823.90 is: 2,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,206.30 : 9,310.65 = 1,823.90 : x
  2. Step 2: Convert to fraction form
    6,206.30/9,310.65 = 1,823.90/x
  3. Step 3: Cross multiply
    6,206.30x = 9,310.65 × 1,823.90
  4. Step 4: Simplify right side
    6,206.30x = 16,981,694.54
  5. Step 5: Solve for x
    x = 16,981,694.54/6,206.30
  6. Step 6: Final answer
    x = 2,736.20

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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.