Home / 7,556.20-11,335.92-2,291.38

Finding the Fourth Proportional to 7,556.20, 11,335.92 and 2,291.38

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Solution

The fourth proportional to 7,556.20, 11,335.92 and 2,291.38 is: 3,437.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.20 : 11,335.92 = 2,291.38 : x
  2. Step 2: Convert to fraction form
    7,556.20/11,335.92 = 2,291.38/x
  3. Step 3: Cross multiply
    7,556.20x = 11,335.92 × 2,291.38
  4. Step 4: Simplify right side
    7,556.20x = 25,974,900.37
  5. Step 5: Solve for x
    x = 25,974,900.37/7,556.20
  6. Step 6: Final answer
    x = 3,437.56

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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.