Home / 11,963.55-17,942.58-3,527.88

Finding the Fourth Proportional to 11,963.55, 17,942.58 and 3,527.88

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Solution

The fourth proportional to 11,963.55, 17,942.58 and 3,527.88 is: 5,291.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,963.55 : 17,942.58 = 3,527.88 : x
  2. Step 2: Convert to fraction form
    11,963.55/17,942.58 = 3,527.88/x
  3. Step 3: Cross multiply
    11,963.55x = 17,942.58 × 3,527.88
  4. Step 4: Simplify right side
    11,963.55x = 63,299,269.13
  5. Step 5: Solve for x
    x = 63,299,269.13/11,963.55
  6. Step 6: Final answer
    x = 5,291.01

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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.