Home / 11,028.21-16,542.29-4,454.33

Finding the Fourth Proportional to 11,028.21, 16,542.29 and 4,454.33

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Solution

The fourth proportional to 11,028.21, 16,542.29 and 4,454.33 is: 6,681.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028.21 : 16,542.29 = 4,454.33 : x
  2. Step 2: Convert to fraction form
    11,028.21/16,542.29 = 4,454.33/x
  3. Step 3: Cross multiply
    11,028.21x = 16,542.29 × 4,454.33
  4. Step 4: Simplify right side
    11,028.21x = 73,684,713.63
  5. Step 5: Solve for x
    x = 73,684,713.63/11,028.21
  6. Step 6: Final answer
    x = 6,681.48

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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.