Home / 10,633.75-15,953.01-3,238.79

Finding the Fourth Proportional to 10,633.75, 15,953.01 and 3,238.79

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Solution

The fourth proportional to 10,633.75, 15,953.01 and 3,238.79 is: 4,858.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,633.75 : 15,953.01 = 3,238.79 : x
  2. Step 2: Convert to fraction form
    10,633.75/15,953.01 = 3,238.79/x
  3. Step 3: Cross multiply
    10,633.75x = 15,953.01 × 3,238.79
  4. Step 4: Simplify right side
    10,633.75x = 51,668,357.35
  5. Step 5: Solve for x
    x = 51,668,357.35/10,633.75
  6. Step 6: Final answer
    x = 4,858.90

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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.