Home / 6,209.73-9,311.85-3,866.22

Finding the Fourth Proportional to 6,209.73, 9,311.85 and 3,866.22

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Solution

The fourth proportional to 6,209.73, 9,311.85 and 3,866.22 is: 5,797.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,209.73 : 9,311.85 = 3,866.22 : x
  2. Step 2: Convert to fraction form
    6,209.73/9,311.85 = 3,866.22/x
  3. Step 3: Cross multiply
    6,209.73x = 9,311.85 × 3,866.22
  4. Step 4: Simplify right side
    6,209.73x = 36,001,660.71
  5. Step 5: Solve for x
    x = 36,001,660.71/6,209.73
  6. Step 6: Final answer
    x = 5,797.62

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1.5x scale

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.