Home / 6,817.40-10,226.22-2,137.30

Finding the Fourth Proportional to 6,817.40, 10,226.22 and 2,137.30

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Solution

The fourth proportional to 6,817.40, 10,226.22 and 2,137.30 is: 3,205.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,817.40 : 10,226.22 = 2,137.30 : x
  2. Step 2: Convert to fraction form
    6,817.40/10,226.22 = 2,137.30/x
  3. Step 3: Cross multiply
    6,817.40x = 10,226.22 × 2,137.30
  4. Step 4: Simplify right side
    6,817.40x = 21,856,500.01
  5. Step 5: Solve for x
    x = 21,856,500.01/6,817.40
  6. Step 6: Final answer
    x = 3,205.99

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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.