Home / 11,468.92-17,206.62-3,678.28

Finding the Fourth Proportional to 11,468.92, 17,206.62 and 3,678.28

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Solution

The fourth proportional to 11,468.92, 17,206.62 and 3,678.28 is: 5,518.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,468.92 : 17,206.62 = 3,678.28 : x
  2. Step 2: Convert to fraction form
    11,468.92/17,206.62 = 3,678.28/x
  3. Step 3: Cross multiply
    11,468.92x = 17,206.62 × 3,678.28
  4. Step 4: Simplify right side
    11,468.92x = 63,290,766.21
  5. Step 5: Solve for x
    x = 63,290,766.21/11,468.92
  6. Step 6: Final answer
    x = 5,518.46

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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.