Home / 11,941.56-17,912.28-3,056.88

Finding the Fourth Proportional to 11,941.56, 17,912.28 and 3,056.88

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Solution

The fourth proportional to 11,941.56, 17,912.28 and 3,056.88 is: 4,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,941.56 : 17,912.28 = 3,056.88 : x
  2. Step 2: Convert to fraction form
    11,941.56/17,912.28 = 3,056.88/x
  3. Step 3: Cross multiply
    11,941.56x = 17,912.28 × 3,056.88
  4. Step 4: Simplify right side
    11,941.56x = 54,755,634.58
  5. Step 5: Solve for x
    x = 54,755,634.58/11,941.56
  6. Step 6: Final answer
    x = 4,585.30

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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.