Home / 8,089.08-12,136.54-2,824.87

Finding the Fourth Proportional to 8,089.08, 12,136.54 and 2,824.87

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Solution

The fourth proportional to 8,089.08, 12,136.54 and 2,824.87 is: 4,238.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.08 : 12,136.54 = 2,824.87 : x
  2. Step 2: Convert to fraction form
    8,089.08/12,136.54 = 2,824.87/x
  3. Step 3: Cross multiply
    8,089.08x = 12,136.54 × 2,824.87
  4. Step 4: Simplify right side
    8,089.08x = 34,284,112.21
  5. Step 5: Solve for x
    x = 34,284,112.21/8,089.08
  6. Step 6: Final answer
    x = 4,238.32

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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.