Home / 10,362.44-15,539.88-3,786.68

Finding the Fourth Proportional to 10,362.44, 15,539.88 and 3,786.68

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Solution

The fourth proportional to 10,362.44, 15,539.88 and 3,786.68 is: 5,678.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362.44 : 15,539.88 = 3,786.68 : x
  2. Step 2: Convert to fraction form
    10,362.44/15,539.88 = 3,786.68/x
  3. Step 3: Cross multiply
    10,362.44x = 15,539.88 × 3,786.68
  4. Step 4: Simplify right side
    10,362.44x = 58,844,552.80
  5. Step 5: Solve for x
    x = 58,844,552.80/10,362.44
  6. Step 6: Final answer
    x = 5,678.64

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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.