Home / 10,633.87-15,953.19-3,238.91

Finding the Fourth Proportional to 10,633.87, 15,953.19 and 3,238.91

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Solution

The fourth proportional to 10,633.87, 15,953.19 and 3,238.91 is: 4,859.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,633.87 : 15,953.19 = 3,238.91 : x
  2. Step 2: Convert to fraction form
    10,633.87/15,953.19 = 3,238.91/x
  3. Step 3: Cross multiply
    10,633.87x = 15,953.19 × 3,238.91
  4. Step 4: Simplify right side
    10,633.87x = 51,670,946.62
  5. Step 5: Solve for x
    x = 51,670,946.62/10,633.87
  6. Step 6: Final answer
    x = 4,859.09

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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.