Home / 6,226.38-9,339.21-2,280.30

Finding the Fourth Proportional to 6,226.38, 9,339.21 and 2,280.30

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Solution

The fourth proportional to 6,226.38, 9,339.21 and 2,280.30 is: 3,420.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,226.38 : 9,339.21 = 2,280.30 : x
  2. Step 2: Convert to fraction form
    6,226.38/9,339.21 = 2,280.30/x
  3. Step 3: Cross multiply
    6,226.38x = 9,339.21 × 2,280.30
  4. Step 4: Simplify right side
    6,226.38x = 21,296,200.56
  5. Step 5: Solve for x
    x = 21,296,200.56/6,226.38
  6. Step 6: Final answer
    x = 3,420.32

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Similar ratio
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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.