Home / 11,126.28-16,684.56-3,333.28

Finding the Fourth Proportional to 11,126.28, 16,684.56 and 3,333.28

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Solution

The fourth proportional to 11,126.28, 16,684.56 and 3,333.28 is: 4,998.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.28 : 16,684.56 = 3,333.28 : x
  2. Step 2: Convert to fraction form
    11,126.28/16,684.56 = 3,333.28/x
  3. Step 3: Cross multiply
    11,126.28x = 16,684.56 × 3,333.28
  4. Step 4: Simplify right side
    11,126.28x = 55,614,310.16
  5. Step 5: Solve for x
    x = 55,614,310.16/11,126.28
  6. Step 6: Final answer
    x = 4,998.46

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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.