Home / 7,917.62-11,876.41-2,370.97

Finding the Fourth Proportional to 7,917.62, 11,876.41 and 2,370.97

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Solution

The fourth proportional to 7,917.62, 11,876.41 and 2,370.97 is: 3,556.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,917.62 : 11,876.41 = 2,370.97 : x
  2. Step 2: Convert to fraction form
    7,917.62/11,876.41 = 2,370.97/x
  3. Step 3: Cross multiply
    7,917.62x = 11,876.41 × 2,370.97
  4. Step 4: Simplify right side
    7,917.62x = 28,158,611.82
  5. Step 5: Solve for x
    x = 28,158,611.82/7,917.62
  6. Step 6: Final answer
    x = 3,556.45

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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.