Home / 11,069.90-16,602.81-3,276.86

Finding the Fourth Proportional to 11,069.90, 16,602.81 and 3,276.86

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Solution

The fourth proportional to 11,069.90, 16,602.81 and 3,276.86 is: 4,914.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,069.90 : 16,602.81 = 3,276.86 : x
  2. Step 2: Convert to fraction form
    11,069.90/16,602.81 = 3,276.86/x
  3. Step 3: Cross multiply
    11,069.90x = 16,602.81 × 3,276.86
  4. Step 4: Simplify right side
    11,069.90x = 54,405,083.98
  5. Step 5: Solve for x
    x = 54,405,083.98/11,069.90
  6. Step 6: Final answer
    x = 4,914.69

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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.