Home / 11,108.62-16,662.92-4,448.12

Finding the Fourth Proportional to 11,108.62, 16,662.92 and 4,448.12

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Solution

The fourth proportional to 11,108.62, 16,662.92 and 4,448.12 is: 6,672.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108.62 : 16,662.92 = 4,448.12 : x
  2. Step 2: Convert to fraction form
    11,108.62/16,662.92 = 4,448.12/x
  3. Step 3: Cross multiply
    11,108.62x = 16,662.92 × 4,448.12
  4. Step 4: Simplify right side
    11,108.62x = 74,118,562.16
  5. Step 5: Solve for x
    x = 74,118,562.16/11,108.62
  6. Step 6: Final answer
    x = 6,672.17

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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.