Home / 10,635.48-15,952.89-3,239.61

Finding the Fourth Proportional to 10,635.48, 15,952.89 and 3,239.61

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Solution

The fourth proportional to 10,635.48, 15,952.89 and 3,239.61 is: 4,859.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,635.48 : 15,952.89 = 3,239.61 : x
  2. Step 2: Convert to fraction form
    10,635.48/15,952.89 = 3,239.61/x
  3. Step 3: Cross multiply
    10,635.48x = 15,952.89 × 3,239.61
  4. Step 4: Simplify right side
    10,635.48x = 51,681,141.97
  5. Step 5: Solve for x
    x = 51,681,141.97/10,635.48
  6. Step 6: Final answer
    x = 4,859.31

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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.