Home / 8,841.33-12,206.09-5,861.21

Finding the Fourth Proportional to 8,841.33, 12,206.09 and 5,861.21

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Solution

The fourth proportional to 8,841.33, 12,206.09 and 5,861.21 is: 8,091.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,841.33 : 12,206.09 = 5,861.21 : x
  2. Step 2: Convert to fraction form
    8,841.33/12,206.09 = 5,861.21/x
  3. Step 3: Cross multiply
    8,841.33x = 12,206.09 × 5,861.21
  4. Step 4: Simplify right side
    8,841.33x = 71,542,410.39
  5. Step 5: Solve for x
    x = 71,542,410.39/8,841.33
  6. Step 6: Final answer
    x = 8,091.82

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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.