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Finding the Fourth Proportional to 6,636.44, 9,954.57 and 2,019.44

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Solution

The fourth proportional to 6,636.44, 9,954.57 and 2,019.44 is: 3,029.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.44 : 9,954.57 = 2,019.44 : x
  2. Step 2: Convert to fraction form
    6,636.44/9,954.57 = 2,019.44/x
  3. Step 3: Cross multiply
    6,636.44x = 9,954.57 × 2,019.44
  4. Step 4: Simplify right side
    6,636.44x = 20,102,656.84
  5. Step 5: Solve for x
    x = 20,102,656.84/6,636.44
  6. Step 6: Final answer
    x = 3,029.13

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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.