Home / 7,110.18-10,664.97-2,179.56

Finding the Fourth Proportional to 7,110.18, 10,664.97 and 2,179.56

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Solution

The fourth proportional to 7,110.18, 10,664.97 and 2,179.56 is: 3,269.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.18 : 10,664.97 = 2,179.56 : x
  2. Step 2: Convert to fraction form
    7,110.18/10,664.97 = 2,179.56/x
  3. Step 3: Cross multiply
    7,110.18x = 10,664.97 × 2,179.56
  4. Step 4: Simplify right side
    7,110.18x = 23,244,913.84
  5. Step 5: Solve for x
    x = 23,244,913.84/7,110.18
  6. Step 6: Final answer
    x = 3,269.24

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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.