Home / 11,022.21-16,542.77-4,453.11

Finding the Fourth Proportional to 11,022.21, 16,542.77 and 4,453.11

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Solution

The fourth proportional to 11,022.21, 16,542.77 and 4,453.11 is: 6,683.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.21 : 16,542.77 = 4,453.11 : x
  2. Step 2: Convert to fraction form
    11,022.21/16,542.77 = 4,453.11/x
  3. Step 3: Cross multiply
    11,022.21x = 16,542.77 × 4,453.11
  4. Step 4: Simplify right side
    11,022.21x = 73,666,752.25
  5. Step 5: Solve for x
    x = 73,666,752.25/11,022.21
  6. Step 6: Final answer
    x = 6,683.48

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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.