Home / 10,789.48-16,175.58-4,214.44

Finding the Fourth Proportional to 10,789.48, 16,175.58 and 4,214.44

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Solution

The fourth proportional to 10,789.48, 16,175.58 and 4,214.44 is: 6,318.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789.48 : 16,175.58 = 4,214.44 : x
  2. Step 2: Convert to fraction form
    10,789.48/16,175.58 = 4,214.44/x
  3. Step 3: Cross multiply
    10,789.48x = 16,175.58 × 4,214.44
  4. Step 4: Simplify right side
    10,789.48x = 68,171,011.38
  5. Step 5: Solve for x
    x = 68,171,011.38/10,789.48
  6. Step 6: Final answer
    x = 6,318.29

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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.