Home / 7,556.16-11,319.66-3,663.30

Finding the Fourth Proportional to 7,556.16, 11,319.66 and 3,663.30

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Solution

The fourth proportional to 7,556.16, 11,319.66 and 3,663.30 is: 5,487.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.16 : 11,319.66 = 3,663.30 : x
  2. Step 2: Convert to fraction form
    7,556.16/11,319.66 = 3,663.30/x
  3. Step 3: Cross multiply
    7,556.16x = 11,319.66 × 3,663.30
  4. Step 4: Simplify right side
    7,556.16x = 41,467,310.48
  5. Step 5: Solve for x
    x = 41,467,310.48/7,556.16
  6. Step 6: Final answer
    x = 5,487.88

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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.