Home / 11,106.15-16,662.11-3,314.96

Finding the Fourth Proportional to 11,106.15, 16,662.11 and 3,314.96

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Solution

The fourth proportional to 11,106.15, 16,662.11 and 3,314.96 is: 4,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.15 : 16,662.11 = 3,314.96 : x
  2. Step 2: Convert to fraction form
    11,106.15/16,662.11 = 3,314.96/x
  3. Step 3: Cross multiply
    11,106.15x = 16,662.11 × 3,314.96
  4. Step 4: Simplify right side
    11,106.15x = 55,234,228.17
  5. Step 5: Solve for x
    x = 55,234,228.17/11,106.15
  6. Step 6: Final answer
    x = 4,973.30

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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.