Home / 11,146.55-16,722.65-3,355.16

Finding the Fourth Proportional to 11,146.55, 16,722.65 and 3,355.16

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Solution

The fourth proportional to 11,146.55, 16,722.65 and 3,355.16 is: 5,033.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146.55 : 16,722.65 = 3,355.16 : x
  2. Step 2: Convert to fraction form
    11,146.55/16,722.65 = 3,355.16/x
  3. Step 3: Cross multiply
    11,146.55x = 16,722.65 × 3,355.16
  4. Step 4: Simplify right side
    11,146.55x = 56,107,091.15
  5. Step 5: Solve for x
    x = 56,107,091.15/11,146.55
  6. Step 6: Final answer
    x = 5,033.59

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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.