Home / 10,190.51-15,279.68-3,524.82

Finding the Fourth Proportional to 10,190.51, 15,279.68 and 3,524.82

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Solution

The fourth proportional to 10,190.51, 15,279.68 and 3,524.82 is: 5,285.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.51 : 15,279.68 = 3,524.82 : x
  2. Step 2: Convert to fraction form
    10,190.51/15,279.68 = 3,524.82/x
  3. Step 3: Cross multiply
    10,190.51x = 15,279.68 × 3,524.82
  4. Step 4: Simplify right side
    10,190.51x = 53,858,104.03
  5. Step 5: Solve for x
    x = 53,858,104.03/10,190.51
  6. Step 6: Final answer
    x = 5,285.13

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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.