Home / 11,234.42-16,853.78-4,308.38

Finding the Fourth Proportional to 11,234.42, 16,853.78 and 4,308.38

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Solution

The fourth proportional to 11,234.42, 16,853.78 and 4,308.38 is: 6,463.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.42 : 16,853.78 = 4,308.38 : x
  2. Step 2: Convert to fraction form
    11,234.42/16,853.78 = 4,308.38/x
  3. Step 3: Cross multiply
    11,234.42x = 16,853.78 × 4,308.38
  4. Step 4: Simplify right side
    11,234.42x = 72,612,415.18
  5. Step 5: Solve for x
    x = 72,612,415.18/11,234.42
  6. Step 6: Final answer
    x = 6,463.39

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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.