Home / 11,188.04-16,777.91-3,288.38

Finding the Fourth Proportional to 11,188.04, 16,777.91 and 3,288.38

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Solution

The fourth proportional to 11,188.04, 16,777.91 and 3,288.38 is: 4,931.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188.04 : 16,777.91 = 3,288.38 : x
  2. Step 2: Convert to fraction form
    11,188.04/16,777.91 = 3,288.38/x
  3. Step 3: Cross multiply
    11,188.04x = 16,777.91 × 3,288.38
  4. Step 4: Simplify right side
    11,188.04x = 55,172,043.35
  5. Step 5: Solve for x
    x = 55,172,043.35/11,188.04
  6. Step 6: Final answer
    x = 4,931.34

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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.