Home / 7,449.93-11,177.32-3,553.83

Finding the Fourth Proportional to 7,449.93, 11,177.32 and 3,553.83

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Solution

The fourth proportional to 7,449.93, 11,177.32 and 3,553.83 is: 5,331.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.93 : 11,177.32 = 3,553.83 : x
  2. Step 2: Convert to fraction form
    7,449.93/11,177.32 = 3,553.83/x
  3. Step 3: Cross multiply
    7,449.93x = 11,177.32 × 3,553.83
  4. Step 4: Simplify right side
    7,449.93x = 39,722,295.14
  5. Step 5: Solve for x
    x = 39,722,295.14/7,449.93
  6. Step 6: Final answer
    x = 5,331.90

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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.