Home / 8,021.22-11,069.42-4,484.05

Finding the Fourth Proportional to 8,021.22, 11,069.42 and 4,484.05

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Solution

The fourth proportional to 8,021.22, 11,069.42 and 4,484.05 is: 6,188.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.22 : 11,069.42 = 4,484.05 : x
  2. Step 2: Convert to fraction form
    8,021.22/11,069.42 = 4,484.05/x
  3. Step 3: Cross multiply
    8,021.22x = 11,069.42 × 4,484.05
  4. Step 4: Simplify right side
    8,021.22x = 49,635,832.75
  5. Step 5: Solve for x
    x = 49,635,832.75/8,021.22
  6. Step 6: Final answer
    x = 6,188.07

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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.