Home / 11,107.95-16,664.54-3,316.96

Finding the Fourth Proportional to 11,107.95, 16,664.54 and 3,316.96

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Solution

The fourth proportional to 11,107.95, 16,664.54 and 3,316.96 is: 4,976.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107.95 : 16,664.54 = 3,316.96 : x
  2. Step 2: Convert to fraction form
    11,107.95/16,664.54 = 3,316.96/x
  3. Step 3: Cross multiply
    11,107.95x = 16,664.54 × 3,316.96
  4. Step 4: Simplify right side
    11,107.95x = 55,275,612.60
  5. Step 5: Solve for x
    x = 55,275,612.60/11,107.95
  6. Step 6: Final answer
    x = 4,976.22

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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.