Home / 11,057.48-15,259.61-6,021.90

Finding the Fourth Proportional to 11,057.48, 15,259.61 and 6,021.90

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Solution

The fourth proportional to 11,057.48, 15,259.61 and 6,021.90 is: 8,310.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,057.48 : 15,259.61 = 6,021.90 : x
  2. Step 2: Convert to fraction form
    11,057.48/15,259.61 = 6,021.90/x
  3. Step 3: Cross multiply
    11,057.48x = 15,259.61 × 6,021.90
  4. Step 4: Simplify right side
    11,057.48x = 91,891,815.35
  5. Step 5: Solve for x
    x = 91,891,815.35/11,057.48
  6. Step 6: Final answer
    x = 8,310.38

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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.