Home / 7,388.43-11,080.26-2,456.76

Finding the Fourth Proportional to 7,388.43, 11,080.26 and 2,456.76

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Solution

The fourth proportional to 7,388.43, 11,080.26 and 2,456.76 is: 3,684.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.43 : 11,080.26 = 2,456.76 : x
  2. Step 2: Convert to fraction form
    7,388.43/11,080.26 = 2,456.76/x
  3. Step 3: Cross multiply
    7,388.43x = 11,080.26 × 2,456.76
  4. Step 4: Simplify right side
    7,388.43x = 27,221,539.56
  5. Step 5: Solve for x
    x = 27,221,539.56/7,388.43
  6. Step 6: Final answer
    x = 3,684.35

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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.