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Finding the Fourth Proportional to 6,614.44, 9,920.22 and 3,324.04

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Solution

The fourth proportional to 6,614.44, 9,920.22 and 3,324.04 is: 4,985.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,614.44 : 9,920.22 = 3,324.04 : x
  2. Step 2: Convert to fraction form
    6,614.44/9,920.22 = 3,324.04/x
  3. Step 3: Cross multiply
    6,614.44x = 9,920.22 × 3,324.04
  4. Step 4: Simplify right side
    6,614.44x = 32,975,208.09
  5. Step 5: Solve for x
    x = 32,975,208.09/6,614.44
  6. Step 6: Final answer
    x = 4,985.34

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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.