Home / 11,043.92-16,568.64-3,648.80

Finding the Fourth Proportional to 11,043.92, 16,568.64 and 3,648.80

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Solution

The fourth proportional to 11,043.92, 16,568.64 and 3,648.80 is: 5,474.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,043.92 : 16,568.64 = 3,648.80 : x
  2. Step 2: Convert to fraction form
    11,043.92/16,568.64 = 3,648.80/x
  3. Step 3: Cross multiply
    11,043.92x = 16,568.64 × 3,648.80
  4. Step 4: Simplify right side
    11,043.92x = 60,455,653.63
  5. Step 5: Solve for x
    x = 60,455,653.63/11,043.92
  6. Step 6: Final answer
    x = 5,474.11

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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.