Home / 7,556.70-11,336.67-2,291.88

Finding the Fourth Proportional to 7,556.70, 11,336.67 and 2,291.88

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Solution

The fourth proportional to 7,556.70, 11,336.67 and 2,291.88 is: 3,438.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.70 : 11,336.67 = 2,291.88 : x
  2. Step 2: Convert to fraction form
    7,556.70/11,336.67 = 2,291.88/x
  3. Step 3: Cross multiply
    7,556.70x = 11,336.67 × 2,291.88
  4. Step 4: Simplify right side
    7,556.70x = 25,982,287.24
  5. Step 5: Solve for x
    x = 25,982,287.24/7,556.70
  6. Step 6: Final answer
    x = 3,438.31

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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.