Home / 11,057.40-15,259.05-6,021.54

Finding the Fourth Proportional to 11,057.40, 15,259.05 and 6,021.54

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Solution

The fourth proportional to 11,057.40, 15,259.05 and 6,021.54 is: 8,309.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,057.40 : 15,259.05 = 6,021.54 : x
  2. Step 2: Convert to fraction form
    11,057.40/15,259.05 = 6,021.54/x
  3. Step 3: Cross multiply
    11,057.40x = 15,259.05 × 6,021.54
  4. Step 4: Simplify right side
    11,057.40x = 91,882,979.94
  5. Step 5: Solve for x
    x = 91,882,979.94/11,057.40
  6. Step 6: Final answer
    x = 8,309.64

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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.