Home / 7,553.48-11,328.80-3,170.97

Finding the Fourth Proportional to 7,553.48, 11,328.80 and 3,170.97

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Solution

The fourth proportional to 7,553.48, 11,328.80 and 3,170.97 is: 4,755.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.48 : 11,328.80 = 3,170.97 : x
  2. Step 2: Convert to fraction form
    7,553.48/11,328.80 = 3,170.97/x
  3. Step 3: Cross multiply
    7,553.48x = 11,328.80 × 3,170.97
  4. Step 4: Simplify right side
    7,553.48x = 35,923,269.08
  5. Step 5: Solve for x
    x = 35,923,269.08/7,553.48
  6. Step 6: Final answer
    x = 4,755.86

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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.