Home / 12,763.28-19,138.44-5,834

Finding the Fourth Proportional to 12,763.28, 19,138.44 and 5,834

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Solution

The fourth proportional to 12,763.28, 19,138.44 and 5,834 is: 8,748.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,763.28 : 19,138.44 = 5,834 : x
  2. Step 2: Convert to fraction form
    12,763.28/19,138.44 = 5,834/x
  3. Step 3: Cross multiply
    12,763.28x = 19,138.44 × 5,834
  4. Step 4: Simplify right side
    12,763.28x = 111,653,658.96
  5. Step 5: Solve for x
    x = 111,653,658.96/12,763.28
  6. Step 6: Final answer
    x = 8,748.04

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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.