Home / 10,635.98-15,953.39-3,239.82

Finding the Fourth Proportional to 10,635.98, 15,953.39 and 3,239.82

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Solution

The fourth proportional to 10,635.98, 15,953.39 and 3,239.82 is: 4,859.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,635.98 : 15,953.39 = 3,239.82 : x
  2. Step 2: Convert to fraction form
    10,635.98/15,953.39 = 3,239.82/x
  3. Step 3: Cross multiply
    10,635.98x = 15,953.39 × 3,239.82
  4. Step 4: Simplify right side
    10,635.98x = 51,686,107.94
  5. Step 5: Solve for x
    x = 51,686,107.94/10,635.98
  6. Step 6: Final answer
    x = 4,859.55

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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.