Home / 11,529.50-17,305.18-5,296.54

Finding the Fourth Proportional to 11,529.50, 17,305.18 and 5,296.54

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Solution

The fourth proportional to 11,529.50, 17,305.18 and 5,296.54 is: 7,949.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,529.50 : 17,305.18 = 5,296.54 : x
  2. Step 2: Convert to fraction form
    11,529.50/17,305.18 = 5,296.54/x
  3. Step 3: Cross multiply
    11,529.50x = 17,305.18 × 5,296.54
  4. Step 4: Simplify right side
    11,529.50x = 91,657,578.08
  5. Step 5: Solve for x
    x = 91,657,578.08/11,529.50
  6. Step 6: Final answer
    x = 7,949.83

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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.