Home / 11,729.68-17,594.52-3,943.96

Finding the Fourth Proportional to 11,729.68, 17,594.52 and 3,943.96

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Solution

The fourth proportional to 11,729.68, 17,594.52 and 3,943.96 is: 5,915.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,729.68 : 17,594.52 = 3,943.96 : x
  2. Step 2: Convert to fraction form
    11,729.68/17,594.52 = 3,943.96/x
  3. Step 3: Cross multiply
    11,729.68x = 17,594.52 × 3,943.96
  4. Step 4: Simplify right side
    11,729.68x = 69,392,024.32
  5. Step 5: Solve for x
    x = 69,392,024.32/11,729.68
  6. Step 6: Final answer
    x = 5,915.94

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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.