Home / 11,011.22-16,487.66-6,622.64

Finding the Fourth Proportional to 11,011.22, 16,487.66 and 6,622.64

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Solution

The fourth proportional to 11,011.22, 16,487.66 and 6,622.64 is: 9,916.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.22 : 16,487.66 = 6,622.64 : x
  2. Step 2: Convert to fraction form
    11,011.22/16,487.66 = 6,622.64/x
  3. Step 3: Cross multiply
    11,011.22x = 16,487.66 × 6,622.64
  4. Step 4: Simplify right side
    11,011.22x = 109,191,836.62
  5. Step 5: Solve for x
    x = 109,191,836.62/11,011.22
  6. Step 6: Final answer
    x = 9,916.42

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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.