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Finding the Fourth Proportional to 9,996.75, 14,995.49 and 3,756.11

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Solution

The fourth proportional to 9,996.75, 14,995.49 and 3,756.11 is: 5,634.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,996.75 : 14,995.49 = 3,756.11 : x
  2. Step 2: Convert to fraction form
    9,996.75/14,995.49 = 3,756.11/x
  3. Step 3: Cross multiply
    9,996.75x = 14,995.49 × 3,756.11
  4. Step 4: Simplify right side
    9,996.75x = 56,324,616.19
  5. Step 5: Solve for x
    x = 56,324,616.19/9,996.75
  6. Step 6: Final answer
    x = 5,634.29

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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.