Home / 11,975.10-17,964.57-3,542.46

Finding the Fourth Proportional to 11,975.10, 17,964.57 and 3,542.46

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Solution

The fourth proportional to 11,975.10, 17,964.57 and 3,542.46 is: 5,314.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975.10 : 17,964.57 = 3,542.46 : x
  2. Step 2: Convert to fraction form
    11,975.10/17,964.57 = 3,542.46/x
  3. Step 3: Cross multiply
    11,975.10x = 17,964.57 × 3,542.46
  4. Step 4: Simplify right side
    11,975.10x = 63,638,770.64
  5. Step 5: Solve for x
    x = 63,638,770.64/11,975.10
  6. Step 6: Final answer
    x = 5,314.26

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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.