Home / 11,021.64-16,519.50-4,439.04

Finding the Fourth Proportional to 11,021.64, 16,519.50 and 4,439.04

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Solution

The fourth proportional to 11,021.64, 16,519.50 and 4,439.04 is: 6,653.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021.64 : 16,519.50 = 4,439.04 : x
  2. Step 2: Convert to fraction form
    11,021.64/16,519.50 = 4,439.04/x
  3. Step 3: Cross multiply
    11,021.64x = 16,519.50 × 4,439.04
  4. Step 4: Simplify right side
    11,021.64x = 73,330,721.28
  5. Step 5: Solve for x
    x = 73,330,721.28/11,021.64
  6. Step 6: Final answer
    x = 6,653.34

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1.5x scale

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.