Home / 11,835.88-17,757.36-3,516.17

Finding the Fourth Proportional to 11,835.88, 17,757.36 and 3,516.17

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Solution

The fourth proportional to 11,835.88, 17,757.36 and 3,516.17 is: 5,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.88 : 17,757.36 = 3,516.17 : x
  2. Step 2: Convert to fraction form
    11,835.88/17,757.36 = 3,516.17/x
  3. Step 3: Cross multiply
    11,835.88x = 17,757.36 × 3,516.17
  4. Step 4: Simplify right side
    11,835.88x = 62,437,807.72
  5. Step 5: Solve for x
    x = 62,437,807.72/11,835.88
  6. Step 6: Final answer
    x = 5,275.30

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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.