Home / 6,169.20-9,252.30-1,786.20

Finding the Fourth Proportional to 6,169.20, 9,252.30 and 1,786.20

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Solution

The fourth proportional to 6,169.20, 9,252.30 and 1,786.20 is: 2,678.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,169.20 : 9,252.30 = 1,786.20 : x
  2. Step 2: Convert to fraction form
    6,169.20/9,252.30 = 1,786.20/x
  3. Step 3: Cross multiply
    6,169.20x = 9,252.30 × 1,786.20
  4. Step 4: Simplify right side
    6,169.20x = 16,526,458.26
  5. Step 5: Solve for x
    x = 16,526,458.26/6,169.20
  6. Step 6: Final answer
    x = 2,678.87

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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.