Home / 11,446.99-17,173.10-4,427.03

Finding the Fourth Proportional to 11,446.99, 17,173.10 and 4,427.03

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Solution

The fourth proportional to 11,446.99, 17,173.10 and 4,427.03 is: 6,641.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446.99 : 17,173.10 = 4,427.03 : x
  2. Step 2: Convert to fraction form
    11,446.99/17,173.10 = 4,427.03/x
  3. Step 3: Cross multiply
    11,446.99x = 17,173.10 × 4,427.03
  4. Step 4: Simplify right side
    11,446.99x = 76,025,761.39
  5. Step 5: Solve for x
    x = 76,025,761.39/11,446.99
  6. Step 6: Final answer
    x = 6,641.55

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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.