Home / 7,556.62-11,331.27-2,290.69

Finding the Fourth Proportional to 7,556.62, 11,331.27 and 2,290.69

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Solution

The fourth proportional to 7,556.62, 11,331.27 and 2,290.69 is: 3,434.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.62 : 11,331.27 = 2,290.69 : x
  2. Step 2: Convert to fraction form
    7,556.62/11,331.27 = 2,290.69/x
  3. Step 3: Cross multiply
    7,556.62x = 11,331.27 × 2,290.69
  4. Step 4: Simplify right side
    7,556.62x = 25,956,426.88
  5. Step 5: Solve for x
    x = 25,956,426.88/7,556.62
  6. Step 6: Final answer
    x = 3,434.93

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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.