Home / 11,057.36-15,259.60-6,021.88

Finding the Fourth Proportional to 11,057.36, 15,259.60 and 6,021.88

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Solution

The fourth proportional to 11,057.36, 15,259.60 and 6,021.88 is: 8,310.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,057.36 : 15,259.60 = 6,021.88 : x
  2. Step 2: Convert to fraction form
    11,057.36/15,259.60 = 6,021.88/x
  3. Step 3: Cross multiply
    11,057.36x = 15,259.60 × 6,021.88
  4. Step 4: Simplify right side
    11,057.36x = 91,891,480.05
  5. Step 5: Solve for x
    x = 91,891,480.05/11,057.36
  6. Step 6: Final answer
    x = 8,310.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.