Home / 11,331.09-17,000.27-4,755.51

Finding the Fourth Proportional to 11,331.09, 17,000.27 and 4,755.51

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Solution

The fourth proportional to 11,331.09, 17,000.27 and 4,755.51 is: 7,134.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.09 : 17,000.27 = 4,755.51 : x
  2. Step 2: Convert to fraction form
    11,331.09/17,000.27 = 4,755.51/x
  3. Step 3: Cross multiply
    11,331.09x = 17,000.27 × 4,755.51
  4. Step 4: Simplify right side
    11,331.09x = 80,844,930.21
  5. Step 5: Solve for x
    x = 80,844,930.21/11,331.09
  6. Step 6: Final answer
    x = 7,134.79

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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.