Home / 6,463.28-8,917-4,226.44

Finding the Fourth Proportional to 6,463.28, 8,917 and 4,226.44

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Solution

The fourth proportional to 6,463.28, 8,917 and 4,226.44 is: 5,830.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,463.28 : 8,917 = 4,226.44 : x
  2. Step 2: Convert to fraction form
    6,463.28/8,917 = 4,226.44/x
  3. Step 3: Cross multiply
    6,463.28x = 8,917 × 4,226.44
  4. Step 4: Simplify right side
    6,463.28x = 37,687,165.48
  5. Step 5: Solve for x
    x = 37,687,165.48/6,463.28
  6. Step 6: Final answer
    x = 5,830.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.