Home / 7,448.52-11,174.22-2,518.96

Finding the Fourth Proportional to 7,448.52, 11,174.22 and 2,518.96

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Solution

The fourth proportional to 7,448.52, 11,174.22 and 2,518.96 is: 3,778.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.52 : 11,174.22 = 2,518.96 : x
  2. Step 2: Convert to fraction form
    7,448.52/11,174.22 = 2,518.96/x
  3. Step 3: Cross multiply
    7,448.52x = 11,174.22 × 2,518.96
  4. Step 4: Simplify right side
    7,448.52x = 28,147,400.62
  5. Step 5: Solve for x
    x = 28,147,400.62/7,448.52
  6. Step 6: Final answer
    x = 3,778.93

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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.