Home / 10,861.14-16,291.82-3,466.12

Finding the Fourth Proportional to 10,861.14, 16,291.82 and 3,466.12

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Solution

The fourth proportional to 10,861.14, 16,291.82 and 3,466.12 is: 5,199.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861.14 : 16,291.82 = 3,466.12 : x
  2. Step 2: Convert to fraction form
    10,861.14/16,291.82 = 3,466.12/x
  3. Step 3: Cross multiply
    10,861.14x = 16,291.82 × 3,466.12
  4. Step 4: Simplify right side
    10,861.14x = 56,469,403.14
  5. Step 5: Solve for x
    x = 56,469,403.14/10,861.14
  6. Step 6: Final answer
    x = 5,199.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.