Home / 11,028.15-16,542.12-4,454.25

Finding the Fourth Proportional to 11,028.15, 16,542.12 and 4,454.25

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Solution

The fourth proportional to 11,028.15, 16,542.12 and 4,454.25 is: 6,681.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028.15 : 16,542.12 = 4,454.25 : x
  2. Step 2: Convert to fraction form
    11,028.15/16,542.12 = 4,454.25/x
  3. Step 3: Cross multiply
    11,028.15x = 16,542.12 × 4,454.25
  4. Step 4: Simplify right side
    11,028.15x = 73,682,738.01
  5. Step 5: Solve for x
    x = 73,682,738.01/11,028.15
  6. Step 6: Final answer
    x = 6,681.33

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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.