Home / 6,104.09-8,421.26-3,982.11

Finding the Fourth Proportional to 6,104.09, 8,421.26 and 3,982.11

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Solution

The fourth proportional to 6,104.09, 8,421.26 and 3,982.11 is: 5,493.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,104.09 : 8,421.26 = 3,982.11 : x
  2. Step 2: Convert to fraction form
    6,104.09/8,421.26 = 3,982.11/x
  3. Step 3: Cross multiply
    6,104.09x = 8,421.26 × 3,982.11
  4. Step 4: Simplify right side
    6,104.09x = 33,534,363.75
  5. Step 5: Solve for x
    x = 33,534,363.75/6,104.09
  6. Step 6: Final answer
    x = 5,493.76

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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.