Home / 6,123.30-9,185.57-2,226.80

Finding the Fourth Proportional to 6,123.30, 9,185.57 and 2,226.80

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Solution

The fourth proportional to 6,123.30, 9,185.57 and 2,226.80 is: 3,340.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.30 : 9,185.57 = 2,226.80 : x
  2. Step 2: Convert to fraction form
    6,123.30/9,185.57 = 2,226.80/x
  3. Step 3: Cross multiply
    6,123.30x = 9,185.57 × 2,226.80
  4. Step 4: Simplify right side
    6,123.30x = 20,454,370.21
  5. Step 5: Solve for x
    x = 20,454,370.21/6,123.30
  6. Step 6: Final answer
    x = 3,340.42

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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.