Home / 11,277.12-16,911.18-3,483.84

Finding the Fourth Proportional to 11,277.12, 16,911.18 and 3,483.84

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Solution

The fourth proportional to 11,277.12, 16,911.18 and 3,483.84 is: 5,224.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277.12 : 16,911.18 = 3,483.84 : x
  2. Step 2: Convert to fraction form
    11,277.12/16,911.18 = 3,483.84/x
  3. Step 3: Cross multiply
    11,277.12x = 16,911.18 × 3,483.84
  4. Step 4: Simplify right side
    11,277.12x = 58,915,845.33
  5. Step 5: Solve for x
    x = 58,915,845.33/11,277.12
  6. Step 6: Final answer
    x = 5,224.37

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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.